Narwhals, ‘unicorns of the sea,’ might use their tusks for play
The whales, which have distinctively long tusks, were filmed in the Arctic chasing a fish in what seemed like a “cat-and-mouse” game, surprising scientists.
Bones of mammoths butchered for their ivory tusks 25,000 years ago unearthed by archaeologists
Remains of five mammoths were found archaeologists from the Austrian Academy of Sciences said Thursday​ in a news statement.