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.
RE: How long can a chicken live without its head? The following is from Livescience.com concerning the myth about chickens living without a head: &quot;True, and not just for a few minutes.A chicken can stagger around without its noggin because the brain stem, often left partially intact after a beheading, controls most of its reflexes.One robust fellow lived... show more The following is from Livescience.com concerning the myth about chickens living without a head: True, and not just for a few minutes. chicken can stagger around without its noggin because the brain stem, often left partially intact after a beheading, controls most of its reflexes. One robust fellow lived a full eighteen months.