Add Yahoo as a preferred source to see more of our stories on Google. (CNN) — Scientists say they have the first recorded video evidence of narwhals using tusks not only to strike and manipulate fish ...

Narwhals are some of the most unusual whales in the world due to their long, spiral-shaped tusk. They inhabit the Arctic ...

When escaping from humans, narwhals don’t just freeze or flee. They do both. “That was astounding to us because there are other marine mammals that can have heart rates that low but not typically for ...

With a fabled ability to purify tainted water or heal ailments, the narwhal's spiraling tusk was highly coveted during the Middle Ages when it was mistaken for a unicorn's horn. As narwhals (Monodon ...

Take a behind-the-scenes look at the development process behind the new exhibition, “Narwhal: Revealing an Arctic Legend” on view at the Smithsonian’s National Museum of Natural History. Laura ...

Have you ever seen a group of narwhals gather, such as they are in the above video? These unusual aquatic mammals are marked by a distinctive tusk, and are often claimed as the origin for unicorns, ...

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 ...

A recent study of the genetic history of narwhals reveals these medium-sized Arctic-dwelling whales face an uncertain future, thanks to climate change Narwhals (Monodon monoceros). (Credit: Glenn ...

Narwhals — the unicorns of the sea — show a weird fear response after being entangled in nets. Scientists say this unusual reaction to human-induced stress might restrict blood flow to the brain and ...

(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, ...