This definition can be contrasted with that proposed by life-span developmental psychologists: Development is a life-long process beginning at conception and ending at death (Honzik, 1984, p. 309). Development is thus extended to include the whole of life.
A cockroache can live up to 10 days without its head. In fact it doesn't die of suffication but of dehydration.  a cockroach can live up to a week without it's head because â¦it's brain is in its body. 1 person found this useful.
1 Once full size these cockroaches can live anywhere from 2 to 5 years. 2  As they grow young cockroaches molt (shed their exoskeleton) about six times in six months. 3  Missing legs and antennae are sometimes another indication of an older cockroach.