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Since a walrus's hide usually accounts for about 20% of its body weight, the total body mass of these two giants is estimated to have been at least 2,300 kg (5,000 lb). [23] The Atlantic subspecies weighs about 10–20% less than the Pacific subspecies. [5] Male Atlantic walrus weigh an average of 900 kg (2,000 lb). [4]
Islands off of the southern Pacific coast of North America (dark blue indicates breeding grounds) Size: Male: 180 cm (71 in) long; 160–170 kg (353–375 lb) Female: 148 cm (58 in) long; 49 kg (108 lb) [10] Habitat: Neritic marine, oceanic marine, intertidal marine, and coastal marine [10] Diet: Squid, as well as fish [10] LC 10,000 [10]
The skull of Pontolis is 60 cm (24 in) long, surpassing skulls of any other prehistoric pinnipeds and twice as big as the skulls of modern male walruses. [3] This giant species was much larger than modern walrus, though like many other extinct walrus species, its upper canines did not develop into long tusks like those of the modern walrus.
Odobenidae is a family of pinnipeds, of which the only extant species is the walrus (Odobenus rosmarus). In the past, however, the group was much more diverse, and includes more than a dozen fossil genera.
Fourteen walruses are now in human care in the United States.
A bull southern elephant seal is about 40% heavier than a male northern elephant seal (Mirounga angustirostris), which is nearly twice the weight of a male walrus (Odobenus rosmarus), [6] [7] or 6–7 times heavier than the largest living mostly terrestrial carnivorans, the Kodiak bear and the polar bear. [8] [9]
Sivuqaq, also known as Jocko, was a Pacific walrus at the Six Flags Discovery Kingdom in Vallejo, California. [3] He was the subject of several television and radio programmes,. [4] [5] Some of which focussed on the steps his keepers took to encourage him to mate successfully. He was one of a number of walrus calves brought to Vallejo in 1994 ...
The heaviest land mammal is the African bush elephant, which has a weight of up to 10.1 t (11.1 short tons).It measures 10–13 ft at the shoulder and consumes around 230 kg (500 lb) of vegetation a day.