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 ...

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 ...

Intriguing video of narwhals using their tusks to mess with fish has scientists speculating about what this behavior might mean. The long, spiral tusks of narwhals could be used by these Arctic whales ...