- A cockroach can live for a week without its head. Due to their open circulatory system, and the fact that they breathe through little holes in each of their body segments. It only dies because it can't drink water and dies of thirst.
- A cockroach can hold its breath for 40 minutes, and can even survive being submerged underwater for half an hour.
- Cockroaches can run up to 5kmph.
- Newborn German cockroaches become adults in as little as 36 days.
- A one-day-old baby cockroach, which is about the size of a speck of dust, can run almost as fast as its parents.
- Some cockroaches have shown an attraction to alcoholic beverages, especially beer.
- The world's largest roach (which lives in South America) is six inches long with a one-foot wingspan.
- Cockroaches are believed to have originated more than 280 million years ago, in the Carboniferous era.
- There are more than 4,000 species of cockroaches worldwide.
Because they are cold-blooded insects, cockroaches can live without food for one month, but will only survive one week without water.