Monodon monoceros, narwhal tusk T-Rex as well as Rajastan in

as well as Rajastan in India

This is a brain endocast of a Snapping turtle

This authentic Spinosaurus tooth was found in Morocco

Anatomy: Eremotherium had peg-like teeth

Monodon monoceros, narwhal tusk T-Rex as well as Rajastan inThe narwhal, or narwhale (Monodon monoceros), is a medium sized toothed whale and possesses a large "tusk" from a protruding canine tooth. It lives year round in the Arctic waters around Greenland, Canada, and Russia. It is one of two living species of whale in the Monodontidae family, along with the beluga whale. The narwhal males are distinguished by a long, straight, helical tusk, which is an elongated upper left canine. The narwhal was one of many