Narwhals are one of the most interesting and weirdest animals on the planet. These shy whales boast a long horn (that is actually a tooth) and live in the cold waters of the Arctic. Generally speaking ...

Scientists previously thought the narwhal’s trademark tusk helps males compete for mates, but new evidence suggests it may also have a role in foraging and play.

Video filmed in 2022 shows narwhals using their tusks to chase an Arctic char in northern Canada’s Nunavut territory, without actually catching the fish. (Video: O'Corry-Crowe et al.) ...

Narwhals are whales that have one giant tooth, or tusk, that sticks out from their face. The tusk is a donation from benefactors Peter and Joan Dirlam, the press release reads.