As Alaska’s rivers warm, invasive northern pike are becoming noticeably more voracious. Scientists discovered that pike of all ages are eating more fish, with young pike increasing consumption by over ...

The post Fish Swim Over a Hidden Predator and Have No Idea appeared first on A-Z Animals. When most of us think of sharks we picture ferocious creatures with huge teeth pursuing prey at great speeds.

This week’s beachcombing survey along the Texas coast brought an exciting find — several sargassum frogfish, also known as anglerfish, hidden among the freshly washed-up mats of seaweed. These ...

A novel system developed by Janelia researchers that chases larval zebrafish around an arena with predator robots is enabling scientists to understand how these days-old fish quickly learn in the real ...

The predators that ate the anglers’ fish were often sharks, but dolphins, barracuda and even alligators were also identified as culprits, a study said. Facebook screengrab Sport fishing has more than ...