March 18 (UPI) --The unicorn-like tusk of the narwhal whale is an element in sexual selection, and size matters, a study published on Wednesday indicates. The male narwhal, which typically grows to ...

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 ...

For one of the most mysterious animals in the oceans, size really does matter. That's the upshot of a new study that finally answers why, unlike every other whale alive today, narwhals evolved their ...

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 ...

IN JUST A FEW MINUTES. CHRIS. THANK YOU. PART OF THE UPCOUNTRY HISTORY MUSEUM IN GREENVILLE IS TRANSFORMING INTO THE ARCTIC FOR A NEW EXHIBIT. AND THE 18 FOOT LONG STAR OF THE EXHIBIT MOVED IN TODAY.

For a whale of a good time, size does matter! Scientists have discovered that male narwhals use their horns as “sexual weapons” to lure the ladies — with frisky females preferring to hook up with ...

The polar bear has become an icon of global warming vulnerability, but a new study found an Arctic mammal that may be even more at risk to climate change: the narwhal. The narwhal, a whale with a long ...

The long, spiral tusks of narwhals could be used by these Arctic whales to stun or even kill prey, according to wildlife researchers who have spied on these elusive creatures using drones. They ...