DNA confirms a weird Greenland whale was a narwhal-beluga hybrid

Genetic analysis of the animal’s skull shows it had a narwhal mom and beluga dad

beluga, hybrid and narwhal skulls

TELLTALE TEETH  The skull of an unusual whale (center) killed decades ago resembles a cross between a beluga whale (right) and a narwhal (left). A genetic study confirms that the animal is a beluga-narwhal hybrid.  

Mikkel Høegh Post/Natural History Museum of Denmark

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