Steps. Consider the body. There are slight differences in body type and size between males and females. Examine coloration. Males typi.y have a darker and more uniform color than hens. Examine feathers. Traditionally, male Greys have darker feather colors than hens. Check the wings.. - African grey parrots, endemic to 23 central African countries, possess a Other subtle differences between the male and female African grey .It 's important to note, when you only have one bird, with no other grey birds to bird in the group, none of us could define whether it was male or female, so we .