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Pygmy blue whale males average 83.5 tonnes (184,000 lb) to 99 tonnes (218,000 lb). [54] The weight of the heart of a stranded North Atlantic blue whale was 180 kg (400 lb), the largest known in any animal. [55] The record-holder blue whale was recorded at 173 tonnes (190 short tons), [56] with estimates of up to 199 tonnes (220 short tons). [57]
In 2020, Cooper and his colleagues reconstructed a 2D model of megalodon based on the dimensions of all the extant lamnid sharks and suggested that a 16 meters (52 ft) long megalodon would have had a 4.65 m (15.3 ft) long head, 1.41 m (4 ft 8 in) tall gill slits, a 1.62 m (5 ft 4 in) tall dorsal fin, 3.08 m (10 ft 1 in) long pectoral fins, and ...
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
Meg 2: The Trench hits theaters this week with a larger-than-life depiction of the megalodon. Here’s what we actually know about the beast, according to scientists.
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In the seas millions of years ago, whales were regularly hunted.Megalodons, bus-sized sharks, are believed to have been dominant ocean predators some 20 to 3.6 million years ago. The now extinct ...
Size of Paraceratherium (dark grey) compared to a human and other rhinos (though one study suggests Palaeoloxodon namadicus may have been a larger land mammal). The blue whale is the largest mammal of all time, with the longest known specimen being 33 m (108.3 ft) long and the heaviest weighted specimen being 190 tonnes.
An underwater photographer who got up close and personal with a massive blue whale says the experience left him feeling awestruck — and incredibly small. Stunning photo shows diver's close ...