One winter challenge for warm-blooded animals, or endotherms ... in their extremities that creates a gradient of warming and cooling. As blood from the heart travels to the toes, the warmth ...

Cold waves can cause temperatures to drop drastically. Würzburg researchers have investigated how animals react to this.

Social media users were moved to tears by the couple's kindness towards the animal, with one saying "he feels so safe with you guys." ...

A chilly Chicago winter doesn’t necessarily mean ... On the flip side, the zoos provide fans, ice and cooling areas to some animals in the summer, such as polar bears and gorillas.

Cold waves can cause temperatures to drop drastically. Researchers have investigated how animals react to this.