Amphidromous fish—which migrate between freshwater streams and the sea—can move between habitats thanks to ocean currents.

A uniquely preserved prehistoric mudhole could hold the oldest-ever human footprints on the Arabian Peninsula, scientists say ...

Experts say people who see the visiting animals should steer clear and not feed the animals so as not to disrupt their ...

Talk about a treasure trove of biodiverse sanctuaries, and Canada should be one of the first names popping up on your ...

Recent research has found that tiger sharks are migrating farther north each year because of warmer oceans. While waters off ...

Scotch Bonnet Island is being swallowed along with New Jersey’s other tidal wetlands. Small squiggly channels of water have ...

One Maine town, built on water-powered mills during the Industrial Revolution, is joining a dam-removal revolution moving ...

Because of the whales' precarious position, every death is especially tragic. Officials take bold action to prevent tragic ...

A Stony Brook University study on shark migrations found some species are lingering in northern waters nearly a month longer than usual.

His system of nomenclature and classification is fundamental to the study of not just evolution but of taxonomy and ...