Narwhals have fascinated and confounded humans for centuries. Now an exhibition at Salem’s Peabody Essex Museum is diving into the mystery, history and science of these elusive tusked “unicorns of the ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The tusk of a narwhal, a dramatic spiraled tooth that can extend up ...

Just like a tree trunk, the tusk of the narwhal acquires a new growth ring every year. Analyses of those rings have now revealed some interesting facts about the animals' diet, and about changes in ...

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 ...

Narwhals are often referred to as the ‘unicorns of the sea’ because of the unicorn-esque tusks they grow on their heads. There’s no question that the narwhal’s discernible tusk makes it one of the ...

A study of ten narwhal tusks reveals how the animals are responding to a swiftly changing Arctic. ©Paul Nicklen / paulnicklen.com Male narwhals grow spiraling tusks throughout their lives that can ...

Showy peacock feathers, extravagant elk antlers and powerful crayfish claws are just a few examples of the ostentatious animal extremes used to compete for and attract mates, a process called sexual ...