The narwhal (Monodon monoceros), is a species of toothed whale. It is a member of the family Monodontidae, and the only species in the genus Monodon. An adult narwhal is typically 3.5 to 5.5 m (11 to 18 ft) in length and 800 to 1,600 kg (1,800 to 3,500 lb) in weight.

narwhal, (Monodon monoceros), a small toothed whale found along coasts and in rivers throughout the Arctic. Males possess a long straight tusk that projects forward from above the mouth. Narwhals lack a dorsal fin, and in adults the flippers are turned upward at the tips.

The narwhal, also known as a narwhale (Monodon monoceros), is a medium-sized toothed whale with a large "tusk" from a protruding canine tooth. It is one of two living species of whale in the family Monodontidae, along with the Beluga whale.

Monodon monoceros (Narwhal) is a species of mammals in the family white whales. They are listed as of special concern by COSEWIC and in cites appendix ii. They are native to Arctic Ocean. They are carnivores. Individuals are known to live for 480 months and can grow to 5092.53 mm. They have parental care (female provides care).