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The shape of the beluga's head is unlike that of any other cetacean, as the melon is extremely bulbous, lobed and visible as a large frontal prominence. [45] Another distinctive characteristic it possesses is the melon is malleable; its shape is changed during the emission of sounds. [ 12 ]
The melon is structurally part of the nasal apparatus and comprises most of the mass tissue between the blowhole and the tip of the snout. The function of the melon is not completely understood, but scientists believe it is a bioacoustic component, providing a means of focusing sounds used in echolocation and creating a similarity between characteristics of its tissue and the surrounding water ...
Beluga and Narwhal are native to coastal regions and pack ice around the Arctic Ocean. Both species are relatively small whales, 3–5 m (9.8–16.4 ft) in length, with a forehead melon, and a short or absent snout. Premaxillary teeth are absent. [1]
By ANDREW TAVANI As September and the final three weeks of summer get underway, look back on the month of August in photos. The August collection has a particular summer flavor to it -- a beluga ...
The family Balaenidae, the right whales, contains two genera and four species. All right whales have no ventral grooves; a distinctive head shape with a strongly arched, narrow rostrum, bowed lower jaw; lower lips that enfold the sides and front of the rostrum; and long, narrow, elastic baleen plates (up to nine times longer than wide) with fine baleen fringes.
Last week brought a huge new addition to Chicago’s historic Shedd Aquarium: a baby Beluga whale. Born to the aquarium’s female Beluga, Naya, the new calf and its mother are receiving round-the ...
Hvaldimir, a white beluga whale that was rumored to be a Russian spy, has been found dead in waters off Norway.
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