It had a huge sail on its back and a long snout full of sharp teeth. Most of the time, it stayed in the water hunting fish. It was more like a dinosaur that lived like a giant river monster.

Florida’s Indian River ... stranded dolphins collected between 1993 and 2013. These isotopes are like food fingerprints that get stored in body tissues, revealing what the animals had been eating over ...

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Dolphins at Ocean Adventures in Gulfport delight crowds with their performances, but interesting things also happen behind the scenes.

Humans typically consider peeing a private act. But for many animals, it’s a crucial way to share information —one that goes ...

Wide receiver River Cracraft, who spent the last three seasons with the Dolphins, has signed with Seattle, the Seahawks announced Friday. Cracraft, 30, was regarded as the Dolphins’ best ...

A colonial-era myth about endangered pink river dolphins in the Amazon has led to a false belief that perfumes or pusangas made from their body parts are potent love potions.According to a recent ...

India's longest and most holy river, the Ganges, is home to thousands of dolphins. But their survival is under threat. But these aren't like the ones found in oceans. They don't leap out of the ...

Anna Skinner is a Newsweek senior reporter based in Indianapolis. Her focus is reporting on the climate, environment and weather but she also reports on other topics for the National News Team ...