Meet the narwhal, ‘unicorn of the sea’

This Arctic whale has the only spiral tooth found in nature. But there’s more to the narwhal than its unique tusk. Source: https://earthsky.org/earth/narwhal-unicorn-of-sea-arctic-whale…

Twenty years of discoveries changing story of human evolution

Archaeological discoveries are happening faster than ever before, helping refine the human story. Source: https://earthsky.org/human-world/archaeological-discoveries-changing-story-of-human-evolution…

This ancient rhino roamed the Yukon

Fossils suggest that a long-extinct cousin of today’s rhinoceroses tromped through the forests of Northwest Canada roughly 8 to 9 million years ago. Source: https://earthsky.org/earth/extinct-rhino-fossils-alaska-yukon…

The last mammoths died on a remote island

A new study suggests that about 4,000 years ago, a combination of Isolation, extreme weather, and the arrival of humans on Wrangel Island in the Arctic Ocean killed off Earth’s last population of mammoths. Source: https://earthsky.org/earth/last-wooly-mammoths-died-on-remote-island…

Ancient hyenas roamed the Arctic

The ice age hyenas may have hunted caribou and horses, or scavenged carcasses of mammoths on a cold treeless tundra, says a study of 2 fossil teeth. Source: https://earthsky.org/earth/ancient-hyenas-roame-arctic-tooth-fossils…