- Member class of Insecta. It has three-stage life cycle consisting egg, nymph and adult (incomplete metamorphosis)
- Hardiness species - withstand radiation doses 50 times which can kill a human and reliable to be source of allergens to many people.
- Harbor in cracks and crevices in and around human habitats. They travel between sources of disease pathogens (toilet, sewers, garbage) and food intended for human consumption.
- Carry Salmonella typhimurium, Entamoeba histolytica and virus for poliomyelitis.
- They carry the organisms on their feet, body hairs and mouthparts and in their intestines.
- Eat almost anything.
- Like starchy items such as cereals, bakery products and bookbinding's.
- Also feed upon beer, cheese, leather and dead animals.
- They discharge a nauseating liquid from mouth and thoracic glands which imparts an unsavory odor and taste into infested food.
- They vomit partly digested food from their mouths and defecate while feeding, both of which are loaded with microorganisms.
- Do not fly but can move by gliding motion.
- Most cockroaches are active at night, appearing during daylight only if disturbed or very hungry.
- Prefer live in warm, moist area such as cracks and crevices near stoves, refrigerators, hot water heaters, coffee urns and warm water pipes.
Fact about cockroaches
- Have been around since the time of dinosaurs!
- Can live almost a month without food.
- Can live about two weeks without water.
- Some female cockroaches only mate once and stay pregnant for life!
- Can live for up to one week without its head!
- Can hold their breath for up to 40 minutes!
- Can run up to 3 miles an hour.
American cockroaches
Identification
- The largest of the cockroach pest species, the body of an adult American cockroach is 1.5 to 2 inches in length.
- Color: reddish brown, with a yellowish band behind the head.
Habitat
- Subfloor, basement, in sewers and other warm, dark, moist locations.
- They avoid cold areas but will thrive outdoors in temperatures above 80F.
- Indoors they often congregate around hot water pipes, fridge motors, boilers and other heating appliances.
Rapid breeding cycle
- The female life span up to 1.5 years.
- Incubation period of eggs 6 to 8 weeks.
American cockroaches is most cockroaches that we can find in malaysia..
German cockroaches
- Most common found in restaurants, homes and hotels. German cockroaches (eggs included), are "brought in", usually on man's belongings, luggage, boxes or packages.
- All it takes, is bringing in one egg capsule, six months later you do have an infestation.
Appearance
- Adults are 1/2 inch- 5/8 inch long,
- Light to medium brown with 2 dark distinctive stripes behind the head.
German Roach Diet
- Will eat anything, will stay close to food and water source
- German cockroach infestations usually occur in bathrooms and kitchens. They like to hide-out during the day in tight secure places.
- Daytime harborage areas are usually near a food and moisture source, such as, inside wall cavities, behind baseboards, cracks and crevices in pantry, kitchen and bathroom cupboards, and under electrical, heating and cooking appliances.
Oriental cockroaches
- Dark brown or black species.
- Less domesticated than most species.
- Habitat include sewers, damp basement, outbuildings etc.
- Have strong, repulsive odor.
- Longest life cycle
- Tends to favor colder climates.

Fact about roaches
- Cockroaches are among the hardiest insects on the planet.
- Some species capable of remaining active for a month without food.
- Some can go without air for 45 minutes or slow down their heart rate.
- Cockroaches were able to recover from being submerged underwater for half an hour.
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