Human beings have been at the center of ecological change on Earth for thousands of years. But as history shows, no species ...

As a bat swoops through the night sky, it chirps out high-frequency calls and listens for the echoing sound waves to navigate the dark forest. Those chirps may be above the hearing range of most ...

Bowerbirds create stages that make them look bigger to potential partners. Fish and butterflies can flash what looks like a large, staring eye to intimidate predators or deflect attacks. Male peacock ...

This adorable baby animal captures your personality and exceeds your cuteness meter.