The Guiana dolphin (Sotalia guianensis), also known as the estuarine dolphin or costero, is a dolphin found in the coastal waters to the north and east...

humpback dolphin, striped dolphin, spinner dolphin, Clymene dolphin, spotted dolphin, Fraser's dolphin, the tucuxi and Guiana dolphin. The common dolphin was...

conspecific with the Guiana dolphin (Sotalia guianensis), which inhabits marine waters. It may also be true for the Irrawaddy dolphin and the finless porpoise...

bottlenose dolphins, but differs sufficiently to be placed in a separate genus, Sotalia. The Guiana dolphin (Sotalia guianensis), a related dolphin present...

The Indo-Pacific humpback dolphin (Sousa chinensis) is a species of humpback dolphin inhabiting coastal waters of the eastern Indian and western Pacific...

The Amazon river dolphin (Inia geoffrensis), also known as the boto, bufeo or pink river dolphin, is a species of toothed whale endemic to South America...

The Ganges river dolphin (Platanista gangetica) is a species of freshwater dolphin classified in the family Platanistidae. It lives in the Ganges and...

known to possess excellent hearing. At least one species, the tucuxi or Guiana dolphin, is able to use electroreception to sense prey. The external ear has...

Risso's dolphin (Grampus griseus) is a marine mammal and dolphin, the only species of the genus Grampus. Some of the closest related species to these dolphins...

The common bottlenose dolphin or Atlantic bottlenose dolphin (Tursiops truncatus) is one of three species of bottlenose dolphin in the genus Tursiops...

mammals, the monotremes (platypus and echidnas) and the cetaceans (Guiana dolphin). In 1678, while doing dissections of sharks, the Italian physician...

The spinner dolphin (Stenella longirostris) is a small dolphin found in off-shore tropical waters around the world. It is famous for its acrobatic displays...

humpback dolphin (Sousa chinensis), Indian Ocean humpback dolphin (S. plumbea), Atlantic humpback dolphin (S. teuszii), and Australian humpback dolphin (S....

Tamanend's bottlenose dolphin (Tursiops erebennus) is a species of bottlenose dolphin that inhabits coastal waters in the eastern United States. This...

Commerson's dolphin (Cephalorhynchus commersonii), also referred to by the common names jacobita, skunk dolphin, piebald dolphin, panda dolphin, or tonina...

Peale's dolphin (Lagenorhynchus australis) is a small dolphin found in the waters around Tierra del Fuego at the foot of South America. It is also commonly...

The Indus river dolphin (Platanista minor) is a species of freshwater dolphin in the family Platanistidae. It is endemic to the Indus River basin in Pakistan...

Chilean dolphin (Cephalorhynchus eutropia), also known as the Black dolphin, is one of four dolphins in the genus Cephalorhynchus. The dolphin is found...

characteristic among mammals. Monotremes are the only mammals (apart from the Guiana dolphin) known to have a sense of electroreception, and the platypus's electroreception...

extinct species of freshwater dolphin native to the Yangtze river system in China. It is thought to be the first dolphin species driven to extinction due...

The white-beaked dolphin (Lagenorhynchus albirostris) is a marine mammal belonging to the family Delphinidae (oceanic dolphins) in the suborder Odontoceti...

The Atlantic spotted dolphin (Stenella frontalis) is a dolphin found in warm temperate and tropical waters of the Atlantic Ocean. Older members of the...

The Irrawaddy dolphin (Orcaella brevirostris) is a euryhaline species of oceanic dolphin found in scattered subpopulations near sea coasts and in estuaries...

The northern right whale dolphin (Lissodelphis borealis) is a small, slender species of cetacean found in the cold and temperate waters of the North Pacific...

Right whale dolphins are cetaceans belonging to the genus Lissodelphis. It contains the northern right whale dolphin (Lissodelphis borealis) and the southern...

Oceanic dolphins or Delphinidae are a widely distributed family of dolphins that live in the sea. Close to forty extant species are recognised. They include...

The Atlantic white-sided dolphin (Lagenorhynchus acutus) is a distinctively coloured dolphin found in the cool to temperate waters of the North Atlantic...

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...

Hector's dolphin (Cephalorhynchus hectori) is one of four dolphin species belonging to the genus Cephalorhynchus. Hector's dolphin is the only cetacean...

The hourglass dolphin (Lagenorhynchus cruciger) is a small dolphin in the family Delphinidae that inhabits offshore Antarctic and sub-Antarctic waters...