Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet initiative has ...

Of the many varieties of parrots, cockatoos have earned the reputation as being one of the most affectionate birds to be around. Native to only a few countries, this exotic family of birds is sure to ...

HONG KONG (AP) — Critically endangered yellow-crested cockatoos found an unexpected sanctuary among Hong Kong ’s towering skyscrapers, but like their human neighbors they now face trouble finding a ...

It’s a sound somewhere between a hoarse car alarm and a braying donkey. Barely visible through the foliage from ground level, the source of the racket sits in the upper branches of a decades-old ...