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The common bottlenose dolphin or Atlantic bottlenose dolphin (Tursiops truncatus) is one of three species of bottlenose dolphin in the genus Tursiops. The common bottlenose dolphin is a very familiar dolphin due to the wide exposure it receives in human care in marine parks and dolphinariums , and in movies and television programs. [ 5 ]
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).
The short-beaked common dolphin (Delphinus delphis) is known to forage at depths up to 260 m for 8 minutes or more, but mostly stays above 90 m for dives of about 5 minutes duration. The pantropical spotted dolphin (Stenella attenuata) can dive to at least 170 m, but most dives are between 50 and 100 m for between 2 and 4 minutes. [49]
The common dolphin (Delphinus delphis) is the most abundant cetacean in the world, with a global population of about six million. [3] Despite this fact and its vernacular name, the common dolphin is not thought of as the archetypal dolphin, with that distinction belonging to the bottlenose dolphin due to its popular appearances in aquaria and the media.
The rough-toothed dolphin (Steno bredanensis) is a species of dolphin that can be found in deep warm and tropical waters around the world. The species was first described by Georges Cuvier in 1823. The genus name Steno , of which this species is the only member , comes from the Greek for 'narrow', referring to the animal's beak — which is a ...
However, the spinner dolphin has more geographic variation in form and coloration than other cetaceans. In the open waters of eastern Pacific, dolphins have relatively small skulls with short rostra. [5] A dwarf form of spinner dolphin occurs around Southeast Asia. [7] In these same subspecies, a dark dorsal cape dims their tripartite color ...
The dusky dolphin (Lagenorhynchus obscurus) is a small oceanic dolphin found in coastal waters of the Southern Hemisphere. It is most closely related to the Pacific white-sided dolphin . The dolphin's range is patchy, with major populations around South America , southwestern Africa , New Zealand , and various oceanic islands, with some ...
A Pacific white-sided dolphin flips out of the water in the Cordell Bank National Marine Sanctuary off California. These dolphins keep close company. [17] White-sided dolphins swim in groups of 10 to 100, and can often be seen bow-riding and doing somersaults. [6] [18] Members form a close-knit group and will often care for a sick or injured ...