Smithsonian Voices

From the Smithsonian Museums

A nocturnal Swallow-tailed Gull sneaks in an afternoon nap, purposefully placing its beak atop its back and under its feathers to rest its neck and stay warm. (Matthew Williams)

How Nature Keeps Cool and Handles the Heat

How do animals keep cool in warm weather? Learn how animals in the Galapagos regulate their temperature for survival.

Starfish and other echinoderms are extremely important to the biodiversity of our oceans. (Image: Comstock Images/Stockbyte/Thinkstock)

All About Starfish