Title: 8 Fun Facts about Narwhals | Sport Diver
Headings: 8 Fun Facts about Narwhals
8 Fun Facts about Narwhals
Content: Its closest living relative is the beluga, but unlike belugas, narwhals (or narwhales) possess a tusk that is actually a tooth. It is a front left tooth that protrudes from the upper lip. The right front tooth is small, and usually remains in the mouth. 2. The tusk, which grows throughout the narwhal’s life, can reach 10 feet long (regulation basketball hoops are 10 feet tall). As it grows, it spirals to the left. 3. The tusk can bend about 12 inches before breaking. Its structure is opposite of a human tooth — it has a tough core and soft outer layer. 4.