Here's how Jorge the sea turtle prepared for the improbable journey—decades after he was found tangled in a fishing net off ...

Narwhals are among the most elusive creatures in the ocean, with their long, spiralling tusks giving them an almost ...

“Cetaceans are a key part of ocean ecosystems.” And if you've ever wondered why you've never seen them in an aquarium, turns out it's with very good reason.

The meme sums it up: Narwhals, swimming in the ocean and causing a commotion, really are awesome. The “ unicorns of the sea ” have fascinated mariners and royalty for centuries, yet scientists ...

In more than one instance, narwhals chased arctic char but did not, strangely, try to catch and eat it. The whales even slowed down when necessary to keep the fish just off the tip of their tusks ...

One study found narwhals swimming upside down near the seafloor, suggesting that perhaps the tusk gets used almost like a shovel to scare or root out prey near the bottom.

Some of the narwhals with tusks seemed to use them in a playful way to explore and manipulate fish such as Arctic char, he says. They'd mess with it with their tusk and "flip it a few times," says ...

One study found narwhals swimming upside down near the seafloor, suggesting that perhaps the tusk gets used almost like a shovel to scare or root out prey near the bottom. And in 2017, researchers ...