How many African gray parrots usually forage together?

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Close-up of an African grey parrot (Psittacus erithacus) showing its curved black beak, pale eye, and detailed grey feathers. — African gray parrot African gray parrot (*Psittacus erithacus*).

African gray parrots typically prefer to forage in groups of fewer than 50 birds. While they are highly social and congregate in much larger numbers—sometimes up to 1,000 birds—to roost at night, their foraging parties remain smaller.1