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 ...

Many can name a panda or a pangolin, but the yellow-crested cockatoo barely gets a nod. That’s wild, considering this little parrot has a built-in mohawk and enough personality to fill a room. But ...

Add Yahoo as a preferred source to see more of our stories on Google. It’s dusk in Hong Kong Park. Taxis screech past on the road outside, the shuffling footfall of commuters meandering home as the ...

Add Yahoo as a preferred source to see more of our stories on Google. Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, ...

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 ...