We have no meanings for "grey parrots" in our records yet.
1 African grey parrots have the brain capacity of a 4- to 6-year-old.
2 Staff at the park hoped the parrots would pick up natural calls from the other African grey parrots .
3 Significantly, the grey parrots appeared to understand the nature of the task, as opposed to acting out of playfulness.
4 It is true that there was no lack of the common grey parrots with crimson tails, but these were no novelty; Jack
5 On average, African grey parrots live up to 45 years in captivity and 22.7 years in the wild.
6 In one corner, on a bench against a wall hung with matting, grey parrots in tall cages were being fed by a slave.
7 Only two creatures on God's Earth can make that sound: African Grey Parrots and fifteen-year-old female humans.
8 A British zoo has had to separate a group of five African Grey parrots because their language was too strong for younger visitors.
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