A whale with a horn-like tusk sticking out of its head sounds like something from a fantasy novel. But the narwhal is very ...

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. Whatever the purpose, scientists know this for certain: The Arctic region, which the ...

Narwhals have been dubbed the “unicorns of the sea” because of the striking spiral “horns” that protrude from their heads. In the medieval times, narwhal tusks were prized because they were believed ...

Researchers have long debated what the 10-foot-long tooth that erupts from a narwhal’s head is actually for. Perhaps it has something to do with sexual selection, and males with longer horns attract ...

March 11 (UPI) --The tree ring-like layers of the Narwhal tusks have offered scientists fresh insights into the shifting dynamics of Arctic ecosystems, revealing the influence of climate change on the ...

There’s no question that we’re messing up the oceans big time. But shocking new research shows the world’s addiction to fossil fuels is changing the bodies of big ocean predators like narwhals. A ...

"This book is the companion to the exhibit, "Narwhal: Revealing an Arctic Legend" at the Smithsonian Institution's National Museum of Natural History, opening August 2017."-- Verso of title page. ANTH ...

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 ...

Chaos theory improves understanding of Arctic narwhal behavior, with the aim of helping efforts to protect this vulnerable species. Researchers have used the mathematical equations of chaos theory to ...

Every year, a new growth layer is added to the narwhal's spiraled tusk. The individual layers act as an archive of data that reveals what and where the animal has eaten, providing a glimpse of how the ...