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.
Cockatoos â Average Life Span 40 - 60 Years. The average life span for a cockatoo in captivity is between 40 and 60 years, which is pretty impressive. But Cookie, the Major Mitchell's cockatoo pictured here, just celebrated his 79th birthday at the Brookfield Zoo in Chicago on June 30.