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Northern bottlenose whales, Hyperoodon ampullatus
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등록시간: 2008:02:05 14:03:18
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Northern Bottlenose Whale, Hyperoodon ampullatus at MarineBio.org
m between 7-14 years, and weigh between 5,800-
7,500
kg. Males are about 25% larger than females. Northern bottlenose whales live up to 37 years. These whales range in color from green-brown to gray with lighter gray-white markings on the body and lighter coloring on the lower part of the flanks and ventral surface.
They have a long, stout body and both sexes have large prominent melons that fade to yellow-white in older males. They have a short bottle-shaped beak with small short teeth located at the tip of the lower jaw in males. Females do not have teeth. They have a curved dorsal fin 30-
38
cm in height, small flippers, and a notchless tail fluke. The dentition of the species is highly reduced, with males possessing one or occasionally two pairs of short teeth in the tip of the lower jaw.
World Range & Habitat
The northern bottlenose whale,
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동물그림창고 똑똑전화 누리집
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