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Livyatan is the largest fossil sperm whale discovered, and was also one of the biggest-known predators, having the largest bite of any tetrapod. [1] [8] Diagram comparing the upper and lower size estimates of Livyatan (bottom three) with the size of mature sperm whales, including one of the largest individuals recorded (top three), and a human
The sperm whale is the largest toothed whale and is among the most sexually dimorphic of all cetaceans. [35] Both sexes are about the same size at birth, [11] but mature males are typically 30% to 50% longer and three times as massive as females. [36] [37] Newborn sperm whales are usually between 3.7 and 4.3 meters (12 and 14 ft) long. [38]
The animal's exact dimensions are never given, but the novel claims that the largest sperm whales can reach a length of 90 ft (27 m) [2] (larger than any officially recorded sperm whale) [3] and that Moby Dick is possibly the largest sperm whale that ever lived.
Sperm whales are classified as endangered in the U.S. and are rarely sighted in the region, according to Engleby, marking this presence as a "rare event." The last recorded sperm whale stranding ...
A newly discovered ancient species of whale may be one of the largest and heaviest animals on record, a new study has found. A newly discovered colossal whale might be the heaviest animal ever ...
Male sperm whales are sexually mature at 11 to 12 meters (36 to 39 ft), and physically mature at about 15 to 16 meters (49 to 52 ft) in length, on average. Larger-than-average females have been generally recorded around 12 to 13 meters (39 to 43 ft), and larger-than-average males are usually stated to reach a maximum of about 18 to 19 meters ...
Sperm whales are listed as an endangered species in the U.S. Eventually, the whale's carcass is likely to be either towed out to sea, taken to a landfill or buried, officials said. It was ...
The orca or killer whale (Orcinus orca) is the largest species of the oceanic dolphin family. The largest orca ever recorded was a male off the coast of Japan, measuring 9.7 m (32 ft) long and weighed 10 tonnes. [37] The orca is the largest oceanic dolphin.