Third-party iOS Reddit app Narwhal introduced a $4-per-month subscription plan that will take effect in the next week or two. The developer announced the plans Tuesday on Reddit (via The Verge).

An analysis of the 10-foot-long teeth shows that as the Arctic warms, narwhal diets are changing, and their bodies are accumulating more mercury.

The puppy, which the shelter has dubbed “Narwhal the Little Magical Furry Unicorn,” was born with an extra tail coming out of his forehead. According to the rescue, who took their new resident ...

The Narwhal, which can reach a top speed of 25 knots or 29 miles per hour and is named for a whale that has a large, sword-like tusk protruding from its lip, has responded to a wide range of ...

In the late 1800s, famed explorer Robert Edwin Peary returned from an Arctic excursion with a unique souvenir: the long, sword-like tusk of a narwhal. Then it went missing.

Its skull was bigger than those of both the narwhal and beluga whale, which means that as an adult, it was able to survive off this foraging strategy. “As far as we know, this is the first and ...

Narwhal (Monodon Monoceros). (Photo By Encyclopaedia Britannica/UIG Via Getty Images) Universal Images Group via Getty Images The open ocean fish narwhals eat are at a lower trophic level, or ...