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.
Life Span. If you were planning on a short visit from one of these guys, think again. Cockatoos have an average life span of 50 to 70 years. This is if they have led a healthy and safe lifestyle, of course. Yes, that means no playdates with the cat or late-night cocktails.