Scientists have dropped recorders into an Amazon stream and captured predator behavior in a way never seen before.

Several countries, including the U.S., have a history of using dolphins in conflict areas, though not as weapons.

Alaska's Cook Inlet was home to nearly 1,300 beluga whales in the late 1970s, but today the population hovers around 300. Despite almost two decades of recovery work, the whales aren't bouncing back.

Orcas are among the most dominant predators in the ocean, with some individuals reaching 10 tons and hunting in highly coordinated groups. They use advanced strategies, from flipping great white ...

The idea of beached marine life is horrifying. The act is often associated with ill animals and can quickly lead to death.

Defence Secretary Pete Hegseth confirmed Iran doesn't have attack dolphins — but refused to say whether the US does. Inside ...

A lot of land-based predators do in fact have forward-facing eyes. Barb Lake: when you have two eyes in front of your head, ...

Moonlight shapes how red-necked nightjars hunt, migrate, conserve energy, and raise chicks throughout the year.

Cook Inlet belugas swimming in northern Cook Inlet, near Anchorage, Alaska. Photo: Arial BrewerAlaska's Cook Inlet was home to nearly 1,300 beluga ...

Inside a former convent on an island, immersive artworks invite visitors to “stretch their sense of self to include the ...

Wild dolphins were captured on film putting sea sponges over their snouts, using them as tools to hunt along the seafloor.

Scientists said that Timmy, an ailing humpback whale, should be left to die in peace. Instead, a motley crew of veterinarians ...