Cockroaches can live for up to two weeks with their heads cutt off (It diesdue to lack of water)! Interesting that cockroaches have white blood! They can live about a month without food, but only 1 without water.
The largest cockroach found in houses - American cockroach. They don`t get their wings untill they become adults and females can hatch up to 150-200 kids per year.
In Cabodia you can find very common snacks - Fried Cockroaches. They are very popular snakes together with fried rats and spiders. ---