Four of them live in Colorado: snowshoe hares, white-tailed ptarmigan, short-tailed weasels and long-tailed weasels.

The chameleon may be the world’s most recognizable color-changing animal, but that doesn’t mean that it’s the only creature of its type on the planet. There are more than 20 birds and mammals that can ...

Extreme heat causes cows to produce less milk. This poses problems in cheese-obsessed Italy, especially as it tries to meet growing demand for favorites like burrata. Extreme heat causes cows to ...