Check all dark areas, clean all kitchen surfaces, and go through all storage areas to get rid of excess cardboard or other roach-friendly clutter. Keep an eye out for roach feces, which look similar to ground coffee or coarse black pepper, and egg cases, which can be hidden in dark spaces or even between books in a … Oriental Cockroach. Appearance: Oriental Cockroaches are large and exhibit a shiny black to dark reddish-brown color. Region: This species is found in the northern regions of the United States. Habitat: Oriental cockroaches are often found in sewers and will enter structures through drains or through door thresholds, typically during the summer. Preferring exposed or discarded food to human flesh, roaches are most likely to attack humans during large infestations where food sources are limited. Are American Cockroaches Dangerous? With a penchant for living in bathrooms, drains, and dumpsters, cockroaches spread at least 33 kinds of bacteria, six kinds of parasitic worms, and at least ... Combat Roach Killing Bait is specially designed for large roaches, waterbugs, and palmetto bugs. Kill the nest, getting rid of cockroach problems at the source with this specially designed large roach bait product long lasting formula with the powerful insecticide, containing Hydramethylnon. Easy to use, no mess baits do not require …A better way to kill cockroaches in a car is a product called gel bait. Gel bait is a sort of sneaky secret weapon that’s applied in tiny amounts in or near the trouble spots you identified and vacuumed earlier. And it works in two exciting ways. First, it entices roaches to eat it, slowly killing those that do.Fun Facts About the American Cockroach . The American cockroach's name is a little misleading. They most likely originated from Africa and then spread to the United States on ships in the early 1600s. Now, they are commonly found throughout North and South America. Florida is home to a very large species of cockroach known as the … Most cockroaches are very sensitive to dehydration and need water to survive. That’s why they live in humid places and why you’ll often find them under the kitchen sink or in the bathroom. American roaches, especially, love damp locations, like sewers and gutters. Indoors, Oriental roaches often get caught in bathtubs and toilet bowls. Oriental Cockroach. Scientific Name: Blatta Orientalis. Size: 20-30 mm. Colour: Shiny dark brown to black. Where can you find them (Habitat): Found in cool, damp and dark environments like basements, crawl spaces and drains. Signs of infestation: Presence of live or dead cockroaches, especially in dark and damp areas.Facebook's Yahoo Social Bar records Web content that you discover through Yahoo News and related sites. The app shares your activity with your Facebook friends and also grants you ...Rats have gotten into the confiscated marijuana at the vermin-infested and decaying New Orleans Police Department headquarters, the city's top cop warned. "I …Are you tired of dealing with roach infestations in your home? These pesky insects can not only be a nuisance, but they also pose a threat to your health and wellbeing. If you’re l...First, you must eliminate the smell of boric acid to lure roaches into eating it; to achieve that, you must mix it with raw egg yolk. Mix 50 mg of Boric acid well with one raw egg yolk. After blending it well, it will form a gruel. Roll the gruel into small balls of 1 cm in diameter and leave these balls to dry.These roaches can grow to be more than 2 inches long and over 1 inch wide. Death’s head cockroaches are known for having large appetites, which makes sense as they are some of the biggest cockroaches in the world. These insects are omnivores, meaning they eat a little bit of everything, including fecal matter or wood. Boric acid is toxic to insects, but it must be mixed with a food source to get cockroaches to ingest it. Mix equal proportions of boric acid, confectioners’ sugar, and flour together into a dough—the baking ingredients will attract the roaches, and the boric acid will kill them. Roaches can be a persistent and frustrating problem in any household. These resilient pests can quickly infest your home if not dealt with properly. One of the biggest mistakes peo...These large cockroaches can grow to exceed 50 cm in length. Although the American cockroach is a major pest in the United States, they are native to the tropical climates of Africa. Some evidence has suggested that the American cockroach was brought to North America aboard ships.They are a peridomestic …Nov 24, 2020 ... Brown-banded cockroach: Unlike German cockroaches, brown-banded cockroaches won't generate as large of a population. A female may produce around ...Things You Should Know. Put adhesive traps in cabinets, under large appliances, and in the corners of a room to stop cockroaches in their tracks. Leave out …You can identify a roach typically by its color and shape. Roaches have an oval-shaped body and reddish-brown coloring. They tend to range in size from 3/4 inches to 3 inches long. There are four common species of cockroach which include the German cockroach, the American cockroach, the Oriental cockroach and the …Common Flying Cockroach Species. Cockroaches such as Asian, brown, smokybrown and wood roaches are very capable fliers, but others, such as American cockroaches are a species that commonly uses its wings to glide. Australian cockroaches are present primarily in the Gulf Coast area and are adept flyers. Asian cockroaches, which can be found in ...There are around 4000 different species of cockroaches on our planet. The most common types that might sneak into your house are the German cockroach, American Cockroach, Brown-banded cockroach, and Oriental Cockroach. In most cases, if you have an infestation of cockroaches, you are …Poison Bait Motels. 1. Combat Roach Motel (for Small Roaches) Combat Max attracts roaches with a powerful Fipronil-laced bait. While Fipronil can kill both large and small cockroaches, only smaller roaches (like the Brown-banded and German cockroach) can squeeze into the the roach motel itself. 2.How Big Do Roaches in Hawaii Get? Locals and tourists alike frequently wonder how big roaches can get in Hawaii. Hawaii is fortunate to have roaches that don’t get to be as big as some other parts of the world. Compared to other cockroach species, Hawaii’s cockroaches are relatively small.Combat Roach Killing Bait is specially designed for large roaches, waterbugs, and palmetto bugs. Kill the nest, getting rid of cockroach problems at the source with this specially designed large roach bait product long lasting formula with the powerful insecticide, containing Hydramethylnon. Easy to use, no mess baits do not require …1. American cockroach. American cockroaches are one of the most common types of cockroaches in Massachusetts. They are also one of the largest, with adults growing to an average length of about three inches. American cockroaches are reddish-brown in color, and have a yellow band around the edge of their body.The American cockroach, Periplaneta americana (Linnaeus), is the largest of the common peridomestic cockroaches measuring on average 4 cm in length. It occurs in buildings throughout Florida, especially in commercial buildings. In the northern United States the cockroach is mainly found in steam heat tunnels or large institutional buildings.Cockroaches are a common household pest in New Zealand. They thrive in unhealthy environments and can transmit a number of diseases. Whatu Tāniko. Most native cockroaches aren't dangerous, and they are very important to our environment. The biggest cockroach pests in New Zealand are the American cockroach (Periplaneta …Some bugs that look like roaches but aren't include crickets, water bugs, and certain beetles. Roach Description. Roaches are brown to reddish-brown in color. Their size ranges from a half an inch to almost two inches long. Cockroach bodies have a measure of shine to them, and their wings are folded tightly against their backs.Boric Acid. Boric acid can quickly kick a roach infestation to the curb. It’s extremely toxic and can kill multiple generations of roaches. Mix a combination of equal parts of boric acid, sugar ...Use Sprays or Foggers. Spraying visible roaches with a pesticide is often easier in a garage than it is in other spaces. Sprays normally use pyrethroid chemicals to shut down the roach’s nervous system. Don't worry if the spray doesn't seem to kill the roaches instantly; it can take up to a week to kill roaches this way.Adults can grow to 1.6 inches long and 1 inch wide. They lack developed wings and are relatively slow-moving, even when disturbed. When alarmed, adults can spray a foul-smelling irritant up to 3 ...Sep 18, 2014 · Yes, cockroaches wallow in filth, but a case of food poisoning is probably about as bad as it gets if one of those pests skitters across your slice of pizza – a stroll through the park compared ... The following pest prevention tips can help keep American cockroaches (and other pests) away from your home and family: Store all food in airtight containers. Cover indoor and garage garbage ...Learn more about roaches below and find tips to help get rid of small roaches. Small cockroaches include different species that are commonly known as German cockroaches, Asian cockroaches, brown-banded cockroaches and the Pennsylvania wood cockroaches. Small cockroaches are 1/4” to 1/2” long and generally hide in the daytime.Combat Roach Killing Bait is specially designed for large roaches, waterbugs, and palmetto bugs. Kill the nest, getting rid of cockroach problems at the source with this specially designed large roach bait product long lasting formula with the powerful insecticide, containing Hydramethylnon. Easy to use, no mess baits do not require …Palmetto Bugs, also referred to as smoky brown cockroaches, are large (up to nearly 2 inches in length) dark brown cockroaches. The largest type of cockroach found in South Carolina, they also thrive in warm, moist climates. This is why they are so common in South Carolina, Georgia, Florida, and most other southern states. The biggest roach gets the most nicknames. Whether you know it as a tree roach, a palmetto bug, a wood roach, or Cockroach Rex (a current favorite of ours), the American cockroach is one monster of a bug. Appearance. If you were to hold a ruler to a random Texas cockroach and found it well, really big—this is the roach it would be. American cockroaches (Periplaneta americana) are the largest cockroaches commonly found in homes. Adults can grow up to 53 mm in length. American cockroaches are reddish-brown to brown in color, with light yellow bands around the shield behind the head. Both males and females of this species have wings and …Usually, store-bought baits and home remedies to get rid of roaches simply won’t be enough to kill off a large colony of the pests. Hiring an exterminator typically costs between $100 and $300.The world's largest winged cockroach is Megaloblatta longipennis found in Peru, Ecuador and Panama. A preserved female in the collection of Akira Yokokura of Yamagata, …Feb 21, 2023 · First, grab a high-quality flashlight and inspect areas where cockroaches like to hang out. Be on the lookout for roaches themselves, but also evidence of them, like: Droppings (tiny, dark speckles and streaks) Egg casings and cast skins in dark areas. Grease trails along their travel ways. The biggest roach gets the most nicknames. Whether you know it as a tree roach, a palmetto bug, a wood roach, or Cockroach Rex (a current favorite of ours), the American cockroach is one monster of a bug. Appearance. If you were to hold a ruler to a random Texas cockroach and found it well, really big—this is the roach it would be. Caulk the holes and crannies. Cockroaches, even adults, can only squeeze through openings as narrow as 1/16 inch, and they prefer gaps about 3/8 inch wider (9.5 mm). Do some mulch removal away from the house. In contrast to their success at reproducing in gravel or bare soil, large outdoor cockroaches thrive in pine straw mulch.Facebook's Yahoo Social Bar records Web content that you discover through Yahoo News and related sites. The app shares your activity with your Facebook friends and also grants you ...For bait stations, I mix flour, cocoa powder, and diatomaceous earth. I place this mixture in small containers with holes big enough for roaches but not pets. The roaches are attracted to the cocoa powder and then come into contact with the lethal diatomaceous earth. Additionally, I use a thin layer of boric acid around …A better way to kill cockroaches in a car is a product called gel bait. Gel bait is a sort of sneaky secret weapon that’s applied in tiny amounts in or near the trouble spots you identified and vacuumed earlier. And it works in two exciting ways. First, it entices roaches to eat it, slowly killing those that do.Cockroaches and termites have quite different appearances and habits. They are, however, very closely related. Recent research has revealed that termites are actually a sort of cockroach. Termites have bodies that are rather soft, measuring between 0.15 and 0.6 inches in length, and their antennae are …Feb 12, 2017 · You can make an effective roach bait by mixing 3 parts of borax and 1 part of sugar. The sugar attracts the palmetto bugs to the bait and the borax poisons them. Neem oil. One of the many uses of neem oil is to use it as a cockroach poison to help eliminate cockroaches at their source. Neem baits can be effective if you have a large palmetto ... A cockroach has three stages during its life cycle: egg, nymph and adult. Adults lay eggs contained within dark-colored egg cases (size and shape of a dry kidney bean). Depending on the species, an egg case contains 16 - 50 eggs. Eggs hatch into young cockroaches called nymphs, which are more numerous than adults. These roaches inhabit a range of habitats from scrub to rain forest and chaparrals. They are found in caves forests and rural, urban, and suburban areas. They are large roaches that can grow to 16mm and weigh around 0.105 grams. They are oval and flattened in body shape with spiny legs and long antennae. Males are more slender than females. Learn how to identify, prevent, and control big cockroaches, the largest of the house-infesting roaches. Find out the differences between American, Australian, and … Preferring exposed or discarded food to human flesh, roaches are most likely to attack humans during large infestations where food sources are limited. Are American Cockroaches Dangerous? With a penchant for living in bathrooms, drains, and dumpsters, cockroaches spread at least 33 kinds of bacteria, six kinds of parasitic worms, and at least ... Place food in airtight containers. Seal crevices, cracks, and holes with a caulking gun. Get rid of old cardboard boxes. Cover trash bins properly. tb1234. These precautionary measures are essential to getting rid of roaches in an apartment, garage, kitchen, basement, or anywhere you find them. These roaches can grow to be more than 2 inches long and over 1 inch wide. Death’s head cockroaches are known for having large appetites, which makes sense as they are some of the biggest cockroaches in the world. These insects are omnivores, meaning they eat a little bit of everything, including fecal matter or wood. The next, and equally important chore is eliminating the roach’s food sources. If possible, you should store garbage far away from your home until pickup day. Bury your compost pile or use a bin with a lid to keep roaches out. And always clean up crumbs, counters and dishes before bed.The German cockroach is an aggressive cockroach species that infests homes in the United States, Canada, and across the world. It’s a very small cockroach, growing to …Use gel baits and bait stations to target large cockroach populations. Wash and put away all dirty dishes immediately after use. Clean up any crumbs and spills promptly. Empty sources of standing water, including pet bowls. Thoroughly clean up any plant-based materials as well as cardboard (which roaches love to …Understanding Where Cockroaches Come From in My Home. Cockroaches are nocturnal insects that live, feed, and roam in the dark. These bugs have been around for over 300 million years and show no sign of fading away.Roaches’ three primary needs are a food source, water, and shelter, and they are always on the hunt for …The Raspberry Pi is a great device to experiment on and since it's easy to swap out operating systems on a whim, it's fun to run old ones that you don't have a lot of use for. To t... The nickname might sound friendlier than cockroach but it’s still just that—the imposing, and to strangers unforgettable American cockroach. This big bug can create big problems for homes and businesses. Appearance. The American roach measures between 2 and 3 inches long, making it one of the largest pests in Florida. Apr 20, 2020 · Seeing a cockroach in the home is a solid indicator of an infestation. A combination of droppings, eggs and large numbers of cockroaches mean a nest is near and infestation occurring. Look for these signs under refrigerators and sinks, in old book cases and cabinets, and near pipes or electrical wiring. Where to check for infestations Learn how to identify, prevent, and control big cockroaches, the largest of the house-infesting roaches. Find out the differences between American, Australian, and …The black roach is known as an Oriental cockroach or Blatta oriental, a water bug or black beetle. It is considered a large species of roach. It is dark brown or black in color and has a glossy body. They …Usually, only cockroaches that have been killed with insecticide die on their backs. This is because insecticide affects the nervous system, causing different enzymes to build up in the cockroach. These enzymes often cause muscle spasms, and with their already top-heavy body, they almost always end up lying on their backs at their time of death.Once the nymphs (baby cockroaches) are hatched, they take from 6 weeks to 6 months to fully mature into German Cockroaches. In Texas, these roaches are found indoors, and they prefer wet and humid conditions. Hence, they are present near plumbing areas like toilets, kitchen sinks, laundry rooms, etc.Renaissance Wind Creek Aruba Resort: Huge Roaches in the room - See 8480 traveler reviews, 10233 candid photos, and great deals for Renaissance Wind Creek ...'Scooby-Doo' and Education - 'Scooby-Doo' was not conceived as an educational cartoon. Instead, it was designed as a show without cartoon violence. Learn more. Advertisement Many S...Cockroach sizes vary significantly by species, with some, like the giant burrowing cockroach, reaching up to 80 millimeters in length, while common household species like the German cockroach measure between 13 to 16 millimeters. Factors such as species, age, diet, and environmental conditions …These roaches can be identified by their physical features. The German cockroach is the smallest amongst all the roaches and has a light brown color with two dark stripes on its back. They are about 5/8 of an inch long and have wings that cover about three-quarters of their body.The species of pest roaches that occur in Mississippi can be divided into two groups: “small roaches” and “large roaches.” Small roaches are only about ½ inch long as adults, while large roaches are more than 1 inch long as adults. Of course, the immature stages, known as nymphs, of either group are much smaller than the adults.Baking soda and sugar: Mix equal parts of baking soda and sugar and sprinkle it around the areas where you see cockroaches. The sugar will attract them while the baking soda will kill them by producing gas in their stomachs. Boric acid and flour: Mix equal parts of boric acid and flour and add some water to make a dough.Learn all about the giant cockroach and what to do if you find one in your home. We'll include what they are and how to prevent them from invading your space. CockroachesMegaloblatta is a genus of Neotropical cockroaches in the family Ectobiidae. Species in this genus are 4 to 9.7 cm (1.6–3.8 in) long and can have a wingspan of up to 20 cm (8 …How Big Do Roaches in Hawaii Get? Locals and tourists alike frequently wonder how big roaches can get in Hawaii. Hawaii is fortunate to have roaches that don’t get to be as big as some other parts of the world. Compared to other cockroach species, Hawaii’s cockroaches are relatively small.Living or dead roaches: If you’re finding cockroaches around your home, there may be more hiding where you can’t see them. Musty odor: The bigger the roach infestation, the more pungent the stench. Feces: Cockroach droppings can look like black pepper flakes or smear marks. Egg cases: The female cockroach’s egg case typically …May 16, 2023 · The climate of Michigan is perfect for inhabiting a lot of different cockroach species as it has a humid and temperate climate. Michigan has been home to five different cockroaches: American cockroaches, German cockroaches, Oriental cockroaches, Brown-banded cockroaches, and Wood cockroaches. However, the American and the Oriental cockroaches ... Roach Killing Bait, Large Roach Bait Station, Kills The Nest, Child-Resistant, 8 Count- 2 Pack. dummy. Raid Ant & Roach Killer Spray For Listed Bugs, Keeps Killing for Weeks, Lavender Scent, 17.5 oz. dummy. Combat Source Kill Max R2 Large Roach Bait, 8 Count (Pack of 1)Megaloblatta is a genus of Neotropical cockroaches in the family Ectobiidae. Species in this genus are 4 to 9.7 cm (1.6–3.8 in) long and can have a wingspan of up to 20 cm (8 …The German cockroach is the smallest roach species in Arizona, rarely exceeding 1/2 inch in length, and is commonly found inside Phoenix area homes, particularly in the kitchen. In fact, the German roach is the most common kitchen pest found in the Phoenix area. German cockroaches are light brown, with two black stripes just behind …Dec 21, 2018 · Here are some things to look for: The most noticeable characteristics of the brown-banded roach are the yellow-brown stripes that run across its abdomen and wings. Male brown-banded roaches have a dark-brown base and are golden-tanned toward the tips of their wings. Females have dark-brown bodies and reddish-brown wings. Top 5 Roach Killers. Best Application Tools: Advion Pest Control Gel. Best Roach Trap: Hot Shot Ultra-Liquid Roach Bait. Best For Small Infestations: Raid Roach Gel. Best Roach Fogger: Raid Concentrated Deep-Reach Fogger. Best Multipurpose Killer: Ortho Home Defense MAX Insect Killer Spray.Feb 27, 2024 · cockroach, (order Blattodea), any of about 4,600 species of insects that are among the most primitive living winged insects, appearing today much like they do in fossils that are more than 320 million years old. The word cockroach is a corruption of the Spanish cucaracha. The cockroach is characterized by a flattened oval body, long threadlike ... If they aren't able to enjoy their favorites, they're happy to eat virtually anything else they can get their jaws around. Cockroaches will feast on the ...Oriental cockroaches. More commonly called "water bugs", the Oriental cockroach dwells in darkness and loves moist, damp spots that are out of sight and harm from humans. This makes them harder to get rid of without pest management professionals since pesticides might get washed away. Length: 1.25 inches.American Cockroach. German Cockroach. Asian Cockroach. Brown-Banded Cockroach. Oriental Cockroach. Smokybrown Cockroach. These six types of roaches are along with the most common in the United States, and more than likely if you see a roach in your home, it’s one of the above species.Nov 7, 2018 ... Seeing a cockroach in your home is gross, sure. But there's a simple way to tell if that cockroach is probably a sign of a bigger ...Cockroaches do not have these types of roles, but they do tend to prefer living in groups. A study at the Free University of Brussels in Belgium revealed that groups of cockroaches make collective decisions about where to live. When one space was large enough for all of the cockroaches in the study, the cockroaches all stayed there. Adult American cockroaches average between 1.4” to 1.6” (35-41mm) in length, but they can grow to exceed 2”. American cockroaches are reddish-brown in color with a yellow band that outlines the area behind their head. Both males and females have wings and can fly short distances. Common American Cockroaches Behavior. The German cockroach is an aggressive cockroach species that infests homes in the United States, Canada, and across the world. It’s a very small cockroach, growing to …Get the lowdown on when to call an exterminator for roaches with this informative article. We share tips and advice on roach infestations. Expert Advice On Improving Your Home Vide...
Nov 1, 2010 · Many insects grow larger when the air around them is more oxygen-rich. That's because bugs breathe through their skin, using a series of tubes called tracheal tubes. When oxygen levels rise, the ... . Sound dampening drywall
Roach back, officially called kyphosis, is a musculoskeletal issue that is sometimes found in horses. The exact cause of kyphosis is not known. According to Equine News, however, s...Size: About ½” – 1” (1.2-2.5 cm) Habitat: Prefers open areas with lots of timber. Distinct Traits: Dark brown and glossy, with females having only vestigial wings, cream edges on the area behind the head. The Pennsylvania Wood Cockroach – as its name implies – prefers to live in and around fallen wood.These common questions are completely natural. However, roach spray truly is the safest and most effective option for eliminating these insects in the home. How can that be? Well, the main reason lies in the sheer size of humans and pets. Of course, if ingested in a large quantity, roach spray would be harmful to larger animals and humans.Caulk the holes and crannies. Cockroaches, even adults, can only squeeze through openings as narrow as 1/16 inch, and they prefer gaps about 3/8 inch wider (9.5 mm). Do some mulch removal away from the house. In contrast to their success at reproducing in gravel or bare soil, large outdoor cockroaches thrive in pine straw mulch.Terro Roach Magnet is one of the best roach traps of 2021; this trap is designed using the Pheromone technology that acts as bait and strongly attracts roaches, ants, spiders, centipedes, and other insects that enter the house. Once the roaches fall for the bait, they enter the trap, where they get stuck and eventually die.Apr 20, 2020 · Seeing a cockroach in the home is a solid indicator of an infestation. A combination of droppings, eggs and large numbers of cockroaches mean a nest is near and infestation occurring. Look for these signs under refrigerators and sinks, in old book cases and cabinets, and near pipes or electrical wiring. Where to check for infestations May 16, 2023 · The climate of Michigan is perfect for inhabiting a lot of different cockroach species as it has a humid and temperate climate. Michigan has been home to five different cockroaches: American cockroaches, German cockroaches, Oriental cockroaches, Brown-banded cockroaches, and Wood cockroaches. However, the American and the Oriental cockroaches ... Use gel baits and bait stations to target large cockroach populations. Wash and put away all dirty dishes immediately after use. Clean up any crumbs and spills promptly. Empty sources of standing water, including pet bowls. Thoroughly clean up any plant-based materials as well as cardboard (which roaches love to …9. Tropical Roaches Are Big . Most domestic roaches don't come close to the size of their giant, tropical cousins. Megaloblatta longipennis boasts a wingspan of 7 inches. The Australian rhinoceros cockroach, Macropanesthia rhinoceros, measures about 3 inches and can weigh 1 ounce or more.Combat® Roach Killing Bait is formulated with food that attracts both small and large roaches, plus the effective insecticide, Hydramethylnon. This specifically designed formula kills common cockroaches of all sizes, including American and German roaches, eliminating the need to buy different baits. These easy-to-use, no-mess baits need no ...People commonly look forward to fireflies, barbecue parties, picnics, fireworks, festivals and yukata in summer.But what people don’t look forward to is an uninvited house guest: the cockroach.While Japan is generally a clean country, it also happens to be home to some species of roaches, and they just happen to be the ones that are disgustingly …Palmetto Bugs, also referred to as smoky brown cockroaches, are large (up to nearly 2 inches in length) dark brown cockroaches. The largest type of cockroach found in South Carolina, they also thrive in warm, moist climates. This is why they are so common in South Carolina, Georgia, Florida, and most other southern states.Roach Killing Bait, Large Roach Bait Station, Kills The Nest, Child-Resistant, 8 Count- 2 Pack. dummy. Raid Ant & Roach Killer Spray For Listed Bugs, Keeps Killing for Weeks, Lavender Scent, 17.5 oz. dummy. Combat Source Kill Max R2 Large Roach Bait, 8 Count (Pack of 1)Learn how to identify, control and prevent cockroaches, the common household pest that can infest homes, businesses and yards. Find out what …Usually, only cockroaches that have been killed with insecticide die on their backs. This is because insecticide affects the nervous system, causing different enzymes to build up in the cockroach. These enzymes often cause muscle spasms, and with their already top-heavy body, they almost always end up lying on their backs at their time of death..