The long, spiral tusks of narwhals could be used by these Arctic whales to stun or even kill prey, according to wildlife researchers who have spied on these elusive creatures using drones. They ...

Footage captured by aerial drones as part of a narwhal research camp in Tremblay Sound, Nunavut, is giving biologists new insights into the behaviour of one of the world’s most mysterious whales.

(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, ...