Narwhals have a long tusk, which is actually a canine tooth that spirals counterclockwise up to nine feet forward from the head of adult males, and a small percentage of females. In the footage, a ...

Since he was a child, Martin Nweeia, DMD (DEN ’84), has been fascinated with teeth—from the human variety to the 9-foot spear-shaped tusk that grows out of the head of the narwhal, an Arctic whale.

In narwhals, the left tooth erupts from their head, reaching more than 8-feet-long in some individuals. The tusk grows out in a spiral pattern, giving the appearance of a sea-dwelling unicorn. Credit ...

2. A narwhal’s tusk is actually a tooth. The narwhal’s scientific name, Monodon monoceros, refers to their singular ...

The most extraordinary feature of the narwhal is the long, spiral tusk which always has a left- handed spiral. No one is sure why it twists this way. The tusk, which measures up to 3m in length ...

Not much is known about the species of whale but new drone footage reveals at least one purpose for their mysterious tusks. More from Science Narwhals are an endangered species, with most of them ...

Two Tennessee men pleaded guilty in early January to selling tusks from over 100 narwhals over a 10-year period. The sales, conducted over the Internet and directly to known collectors, reaped more ...

In the late stages of the 16th century, European explorers reached the Arctic and came across the narwhal, a species of whale ...

A man has described how he fought off the London Bridge knifeman with a narwhal tusk before pinning him to the ground to help end the attack. Darryn Frost, 38, was seen in pictures confronting ...

A man has described how he fought off the London Bridge knifeman with a narwhal tusk before pinning him to the ground to help end the attack. Darryn Frost, 38, was seen in pictures confronting ...

WWF is supporting a new project to track narwhals, Arctic whales best known for the long tusk that projects forward from their faces. Canada - WWF is supporting a new project to track narwhals, Arctic ...

A convicted murderer who used a narwhal tusk to confront the London Bridge attacker in 2019 will see his 17-year prison sentence reduced under a royal pardon, according to the Ministry of Justice.