Little known fact: narwhal horns rotate and can be used as a drill. During the 1500’s narwhals were nearly wiped out by fishermen until they adapted their horns to drill holes in their ships, thus saving their species.

Little known fact: narwhal horns rotate and can be used as a drill. During the 1500’s narwhals were nearly wiped out by fishermen until they adapted their horns to drill holes in their ships, thus saving their species.