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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 ...
Il narvalo ( Monodon monoceros Linnaeus, 1758) è un cetaceo odontoceto estremamente caratteristico, il cui maschio presenta una zanna molto lunga attorcigliata a spirale che sporge orizzontalmente dalla mascella superiore.
Ceratotherium simum. Lemure dalla coda ad anelli. Lemur catta. Fatti di base su Narvalo: durata della vita, distribuzione e mappa dell'habitat, stile di vita e comportamento sociale, abitudini di accoppiamento, dieta e nutrizione, dimensione e stato della popolazione.
Wildlife. © Paul Nicklen / National Geographic Stock / WWF-Canada. Narwhal. 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.
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. In males,...
Scientific Name. Monodon monoceros. Weight. up to 4200 pounds. Length. up to 17 feet. Habitats. Oceans. © WWF / ArkGIS. Map Legend. Sea ice extent. Data sources: Blijeven, R. and Y. van Dijk (2011): Artic Cetacean Hotspots. Thesis for Van Hall Lorenstein University of Applied Sciences & WWF-Netherlands.
Monodontidae. 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.
