From the genome of a mystery-animal’s skull found in West Greenland in 1990, scientists have identified the creature as the male offspring of a female narwhal and male beluga, they reported yesterday ...

A mysterious whale that has puzzled scientists for decades may not be an anomaly, but a clue to what climate change is doing beneath the waves.

Working with a team of collaborators, she extracted genetic material and compared it with DNA from the teeth of narwhal and beluga specimens in the museum. The skull, it turned out, was the first-ever ...

Beluga feed on fish, crustaceans, and worms. The whale is related to the tusked “unicorn” whale known as the narwhal. The beluga is not related to the sturgeon of the same name, which has been ...