In laboratory studies it has shown it can link words to abstract concepts such as quantity, shape and colour.
From Grey Parrot
Alex the grey parrot, studied for thirty years by the researcher Irene Pepperberg, handled more than a hundred words, counted up to six, understood the concepts of same and different and asked what colour things were: his last words to his keeper were a goodbye he had learned to say every night.
From Grey Parrot
It has been shown to help others of its kind selflessly: in experiments, a grey parrot hands tokens to a companion who can exchange them for food even though it gains nothing itself, something not even chimpanzees do.
From Grey Parrot
Male and female are so different that they were catalogued as two separate species until the early twentieth century.
From Moluccan Eclectus
The explanation lies in the nest: the red female stays for months inside a tree hollow defending it, visible from a distance to rival females, while the green male ranges the canopy in search of food and needs to blend in among the leaves.
From Moluccan Eclectus
Females may mate with several males, and all of them feed the same brood without knowing which of the chicks are theirs.
From Moluccan Eclectus
The colony at El Cóndor, on the coast of Río Negro, is the largest parrot colony in the world: more than 35,000 nests dug along twelve kilometres of sandstone cliff.
From Burrowing Parrot
It digs its own tunnels with bill and feet, some of them more than three metres deep, and pairs return to the same burrow year after year, extending it gradually.
From Burrowing Parrot

Ecosystems

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