narwhal

3 Stories

Narwhals 'See' Unlike Any Other Species

Directional sonar helps them find areas free of ice

(Newser) - Whales need to surface in order to breathe, and the narwhal is no different. Every four to six minutes, the Arctic whale—including males with a long tooth resembling a horn—must emerge from the depths of Baffin Bay between Baffin Island and Greenland, where 80% of all narwhals winter,... More »

What Narwhal's Famed Tusk Has to Do With Its Testicles

Researchers find there's a size correlation

(Newser) - The narwhal's distinctive tusk is actually a tooth, one that can grow to nearly 10 feet in length. It's almost never found on females, and researchers have a new theory as to why: It may communicate a male's fertility to its tusk-less counterparts. Researchers pored over anatomical... More »

BBC Film Crew Captures 'Arctic Unicorns'

Elusive narwhals tracked on icy migration

(Newser) - A BBC crew has captured on film a hauntingly majestic pod of narwhals, their unicorn-like tusks slicing through Arctic waters. It's believed to be the first such film of the mysterious, elusive mammals, reports the BBC. The aerial team spotted the animals last summer as they negotiated their way through... More »

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