Can a cockroach live without head?
Yes, 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, they are not dependent on the mouth or head to breathe. The roach only dies because without a mouth.
A cockroach can hold its breath for 40 minutes, and can even survive being submerged under water for half an hour.
Cockroaches can run up to three miles in an hour.
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, including the most common species, the German cockroach, in addition to other common species, the brownbanded cockroach and American cockroach.
Cockroaches can live without food for one month, but will only survive one week without water.