blondebrainpower:A Narwhal’s tusk is actually a spiraled canine tooth. It can grow to 10 feet and have up to 10 million nerve endings.

blondebrainpower:A Narwhal’s tusk is actually a spiraled canine tooth. It can grow to 10 feet and have up to 10 million nerve endings.

tags: Dirty Blonde Mind,

from: https://dirtyblondemind.tumblr.com/post/682471206633553920