Some species of fish can evolve their egg-laying habits in response to predators in the area in order to survive, according to new research. Some species of fish can evolve their egg-laying habits in ...

A study found flatheads occupy the highest level in the food web, forcing native species like smallmouth bass to change their diets. The invasive catfish are growing much faster and larger in the ...

The northern snakehead is one of the most unsettling invasive species in America: a fish that can wriggle across land, ...

Imagine you’re a Japanese eel, swimming around just minding your own business when—bam! A predatory fish swallows you whole and you only have a few minutes to make your escape before certain death.

"Migratory salmon sharks feed on salmon near Alaska’s Aleutian Islands during the summer and breed in warmer waters off the coasts of Oregon and California during the winter. Along their journey, ...

This year's marine heat waves and spiking ocean temperatures foretell big changes in the future for some of the largest fish in the sea, such as sharks, tunas and swordfish. The rising temperatures of ...

In a river of central Georgia, a "robust" predator with red eyes swam through the murky water. Something about it caught the attention of nearby scientists - and for good reason. It turned out to be a ...

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 ...

Terengganu's Tasik Kenyir, Malaysia's largest man-made lake, was once teeming with native fish species like tengas, lampam ...