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The bottlenose dolphin is a toothed whale in the genus Tursiops.They are common, cosmopolitan members of the family Delphinidae, the family of oceanic dolphins. [3] Molecular studies show the genus contains three species: the common bottlenose dolphin (Tursiops truncatus), the Indo-Pacific bottlenose dolphin (Tursiops aduncus), and Tamanend's bottlenose dolphin (Tursiops erebennus).
Description. Common bottlenose dolphins have a grey coloring, a short beak, a single blowhole, and a hooked dorsal fin. [13] The bottlenose is between 2 and 4 m (6.6 and 13.1 ft) long, and weigh between 150 and 650 kg (330 and 1,430 lb). [14] Males are generally larger and heavier than females.
The Indo-Pacific bottlenose dolphin (Tursiops aduncus) is a species of bottlenose dolphin. This dolphin grows to 2.6 m (8.5 ft) long, and weighs up to 230 kg (510 lb). [4] It lives in the waters around India, northern Australia, South China, the Red Sea, and the eastern coast of Africa. [4] Its back is dark grey and its belly is lighter grey or ...
Common dolphin are medium-sized dolphins; adults range between 1.9 and 2.5 m (6.2 and 8.2 ft) long, and can weigh between 80–235 kg (176–518 lb), although the range between 80–150 kg (180–330 lb) is more common. [ 7 ] Males are generally longer and heavier. [ 7 ] The color pattern on the body is unusual.
Humans are born with 28% [12] of the adult brain weight, chimpanzees with 54%, [12] bottlenose dolphins with 42.5%, [13] and elephants with 35%. [14] Spindle cells (neurons without extensive branching) have been discovered in the brains of the humpback whale, fin whale, sperm whale, orca, [15] [16] bottlenose dolphins, Risso's dolphins, and ...
A common bottlenose dolphin (Tursiops truncatus). A dolphin is an aquatic mammal in the clade Odontoceti (toothed whale).Dolphins belong to the families Delphinidae (the oceanic dolphins), Platanistidae (the Indian river dolphins), Iniidae (the New World river dolphins), Pontoporiidae (the brackish dolphins), and possibly extinct Lipotidae (baiji or Chinese river dolphin).
Tursiops erebennus. Cope, 1865. Synonyms. Tursiops tursio erebennus Trouessart, 1904. Tamanend's bottlenose dolphin (Tursiops erebennus) is a species of bottlenose dolphin that inhabits coastal waters in the eastern United States. This species was previously considered a nearshore variant of the common bottlenose dolphin Tursiops truncatus.
August 28, 2024 at 11:13 AM. A spate of dolphin attacks on swimmers in Japan’s Fukui Prefecture is being blamed on one bottlenose dolphin, who researchers believe may be particularly lonely ...