(CNN) — Scientists say they have the first recorded video evidence of narwhals using tusks not only to strike and manipulate fish during feeding but also engage in what appears to be playful behavior, ...

“Narwhals are known for their ‘tusking’ behavior, where two or more of them simultaneously raise their tusks almost vertically out of the water, crossing them in what may be a ritualistic behavior to ...

You’d think that narwhals couldn’t be more enchanting. These elusive, ice-dodging, deep-diving whales have 10-foot snaggletoothed tusks, and they see with sound. But then there’s the narwhal of east ...

Narwhals are some of the most elusive creatures in the ocean, spending most of their lives in deep water far from shore. But new research may shed a bit of light on these enigmatic marine mammals.

One of the most recognizable animals of the sea, the narwhal, is even more unique than their looks would suggest, according to a new study of their genetics released this week. It found that the ...

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 still don ...

Narwhals are among the most elusive of whales. But for the first time, researchers have been able to eavesdrop on the creatures for days at a time as these unicorns of the sea dove, fed and socialized ...

A pod of narwhals in Scoresby Sound, East Greenland, where the study took place. (Photo by C. Egevang) A large male narwhal raises his tusk as he catches his breath before diving in Scoresby Sound.

The frigid waters of the Arctic are home to near-mythical creatures, sometimes called the "unicorns of the sea" for the long, ivory tusk that spirals several feet out of the top of their heads.

Forbes contributors publish independent expert analyses and insights. Sara Tabin is a science contributor writing about animals. There’s no evidence that narwhals have magic horns, but their tusks are ...