ommonly get to about 20 years old, although some peacock individuals have been known to get to older ages particularly those peacock individuals that are in captivity. Generally, the peacock populations are not under great threat although the green peacock, is listed as being vulnerable to extinction mainly due to hunting and habitat loss. Male peacocks are known as peacocks and female peacocks are known as peahens (in a similar way to chickens and pheasants). The male is peacock is generally about twice the size of the female peahen, and even larger when the male peacock is displaying his plumage (feathers). When the male peacock does not have his brightly coloured and very elaborate tail feathers on display, they drag behind him. This is known as a tail or a train. 4