Lionfish have found nearly ideal conditions in the warm Atlantic waters and are thriving off the coast of North Carolina. The ...

Scientists analyzed government data that documented what was in the stomachs of more than 50,000 marine predators. The ...

As congressional Republicans push to delist gray wolf and grizzly bear populations from Endangered Species Act protections, they now have an ally in the administration who has taken a skeptical view ...

Warming river temperatures are causing invasive northern pike to eat more fish, threatening already declining salmon populations.

Synovial joints, the lubricated cavity that lets the bones in our shoulders, knees, and elbows slide smoothly against each other, provide freedom of movement to all vertebrates. Scientists have known ...