The color change, driven by hormones, seems aimed at preventing males from accidentally mating with each other.

The singer turned songwriter, then 28, had been drafted into help an up-and-coming 18-year-old find his feet on the music ...

There are hundreds of animals in White Sands National Park, especially amongst the sand dunes. Take a look at some of them ...

Thought to be extinct in the wild, the Spix Macaw currently exists in captivity with their numbers in the dismally low 60 to ...