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The narwhal (Monodon monoceros), is a species of toothed whale, and the only member of the genus Monodon. Its closest living relative is the beluga whale, and cases of interbreeding between the two species has been recorded. It is sexually dimorphic, as adult males are larger than females and have a long single tusk that can be up to ...
9 mag 2024 · Narwhal, a small toothed whale found along coasts and in rivers throughout the Arctic. Narwhals usually attain a length of 3.5 to 5 meters (11.5 to 16.4 feet). Males possess a long straight tusk that projects forward from above the mouth. The tusk grows more than 3 meters (9.8 feet) long.
- The Editors of Encyclopaedia Britannica
The narwhal is famous for the long ivory tusk which spirals counter-clockwise several feet forward from its upper lip. The tusk is actually the whale's upper left canine tooth. Male narwhals commonly have a single tusk, but they sometimes have two tusks, or none at all.
The cetacean family Monodontidae comprises two living whale species, the narwhal and the beluga whale and at least four extinct species, known from the fossil record. Beluga and Narwhal are native to coastal regions and pack ice around the Arctic Ocean.
- Monodontidae, J. E. Gray, 1821
- Chordata
What is the narwhal? The narwhal is the unicorn of the sea, a pale-colored porpoise found in Arctic coastal waters and rivers. Narwhal tusks. These legendary animals have two teeth.
The narwhal looks like a cross between a whale and a unicorn with its long, spiraled tusk jutting from its head. Males most commonly have tusks, and some may even have two. The tusk, which can grow as long as 10 feet, is actually an enlarged tooth.
