Although the name is fitting, these small amphibians are capable of wide-ranging color changes from gray to green. The gray ...

A green tree snake was spotted slithering across a hotel door. A staff member saw the reptile clinging on the wooden entrance while cleaning a guest's room in Nong Khai, Thailand, on October 14.

FROM A WINDY SILENCE, the distant calls of night creatures drew nearer; as we climbed into the mist and clouds, they emerged, ...

At a bend in Zambia’s Kafue River, the bicolored waterberry trees resemble an avenue planted along a city boulevard. Their ...

The color red is not just for show; it has many practical uses in nature. It can convey warnings or danger, impress a mate, ...