Large mammals in Yellowstone adapt to summer heat by changing behavior—shaped more by landscape than biology, a new study ...

Anyone who finds a stranded or injured sea turtle should immediately report it by calling 1-866-TURTLE-5, which connects to ...

Beyond bats’ symbolism as creepy creatures at Halloween, San Mateo County is a year-round home to a number of different ...

Six species of North American bats glow under ultraviolet lighting, according to a new study. Researchers don’t know why ...

We mammals and birds are homeothermic, or “warm-blooded.” We maintain a relatively constant temperature regardless of the temperature outside. There are a variety of strategies that are used to ...

Bats sometimes get a bad rap, but these fascinating facts show how they pollinate plants, control insects and thrive in the ...

A study of nine species of large mammals in the Greater Yellowstone Ecosystem has revealed that their behavioral responses to ...

National Geographic estimates there are between 50 billion and 430 billion birds populating the planet, outnumbering humans by up to approximately 50 times. Spread across 9,700 species, according to ...

First, no one is sure why we, or any other animal, dream. During the past century, however, scientists have made significant progress in understanding the factors that influence sleep and dreaming.

Have you ever wondered why you don’t have thick hair covering your whole body like a dog, cat or gorilla does? Humans aren’t the only mammals with sparse hair. Elephants, rhinos and naked mole rats ...