The Blue whale (Balaenoptera musculus) is a marine mammal and a baleen whale. It is the largest animal known to have ever existed. The Blue whale was once abundant in nearly all the Earth's oceans until the end of the 19th century. It was hunted...
The Killer whale (Orcinus orca) is a toothed whale belonging to the oceanic dolphin family. It is the largest member of this family. The sophisticated hunting techniques and vocal behaviors of Killer whales have been described as manifestations of...
The Sperm whale or cachalot (Physeter macrocephalus) is the largest of the toothed whales and the largest toothed predator. It is the only living member of the genus Physeter and one of three extant species in the sperm whale family, along with the...
The Humpback whale (Megaptera novaeangliae) is a species of baleen whale. It is a rorqual; a member of the family Balaenopteridae. The Humpback whale is known for breaching and other distinctive surface behaviors, making it popular with whale...
The False killer whale (Pseudorca crassidens) is a species of oceanic dolphin that is the only extant representative of the genus Pseudorca. It is found in oceans worldwide but mainly frequents tropical regions. The name "false killer whale" comes...
The Fin whale (Balaenoptera physalus) is a cetacean belonging to the parvorder of baleen whales. It is the second-longest species of cetacean on Earth after the Blue whale. American naturalist Roy Chapman Andrews called the fin whale "the greyhound...
The Cuvier's beaked whale (Ziphius cavirostris) is the most widely distributed of all beaked whales in the family Ziphiidae. It is smaller than most baleen whales yet large among beaked whales. Cuvier's beaked whale is pelagic and occurs in waters...
The Sei whale (Balaenoptera borealis) is a baleen whale, the third-largest rorqual after the Blue whale and the Fin whale. It inhabits most oceans and adjoining seas and prefers deep offshore waters. The whale's name comes from the Norwegian word...
The Harbour porpoise (Phocoena phocoena) is one of eight extant species of porpoise. It is one of the smallest species of cetacean. As its name implies, it stays close to coastal areas or river estuaries, and as such, is the most familiar porpoise...
The Common bottlenose dolphin (Tursiops truncatus) is a wide-ranging marine mammal of the family Delphinidae. The common bottlenose dolphin is a very familiar dolphin species due to the wide exposure it receives in captivity in marine parks and...
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 in which it rotates around its longitudinal axis as it leaps through the air. It is a member...
The pygmy sperm whale (Kogia breviceps ) is one of two extant species in the family Kogiidae in the sperm whale superfamily. They are not often sighted at sea, and most of what is known about them comes from the examination of stranded specimens.
A small whale (smaller than some dolphins), the Dwarf sperm whale (Kogia sima) is a rare and insufficiently explored species. Most of the available information about this animal is taken from occasional strandings. The Dwarf sperm whale is quite...
The Common minke whale (Balaenoptera acutorostrata) is a small member of the suborder of baleen whales. It is the smallest species of the rorquals and the second smallest species of baleen whale. American whalemen in the 19th century simply thought...
The short-finned pilot whale (Globicephala macrorhynchus ) is one of the two species of cetaceans in the genus Globicephala, which it shares with the long-finned pilot whale (G. melas ). It is part of the oceanic dolphin family (Delphinidae).It has...
The striped dolphin (Stenella coeruleoalba ) is an extensively studied dolphin found in temperate and tropical waters of all the world's oceans. It is a member of the oceanic dolphin family, Delphinidae.
The northern bottlenose whale (Hyperoodon ampullatus ) is a species of beaked whale in the ziphiid family, being one of two members of the genus Hyperoodon. The northern bottlenose whale was hunted heavily by Norway and Britain in the 19th and early...
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...
The Atlantic spotted dolphin (Stenella frontalis ) is a dolphin found in warm temperate and tropical waters of the Atlantic Ocean. Older members of the species have a very distinctive spotted coloration all over their bodies.
The pantropical spotted dolphin (Stenella attenuata ) is a species of dolphin found in all the world's temperate and tropical oceans. The species was beginning to come under threat due to the killing of millions of individuals in tuna purse seines....
Blainville's beaked whale (Mesoplodon densirostris ), or the dense-beaked whale, is believed to be the widest ranging mesoplodont whale. The French zoologist Henri de Blainville first described the species in 1817 from a small piece of jaw — the...
The Clymene dolphin (Stenella clymene) is a dolphin native to the Atlantic Ocean. It is the only confirmed case of hybrid speciation in marine mammals, descending from the Spinner dolphin and the Striped dolphin.
Bryde's whale ( BRUU-dəz Brooder's), or the Bryde's whale complex, putatively comprises three species of rorqual and maybe four. The "complex" means the number and classification remains unclear because of a lack of definitive information and...
Fraser's dolphin or the Sarawak dolphin (Lagenodelphis hosei ) is a cetacean in the family Delphinidae found in deep waters in the Pacific Ocean and to a lesser extent in the Indian and Atlantic Oceans.
Gervais's beaked whale (Mesoplodon europaeus ), sometimes known as the Antillean beaked whale, Gulf Stream beaked whale, or European beaked whale (from which its scientific name is derived) is the most frequently stranding type of mesoplodont whale...
The dusky pipistrelle (Pipistrellus hesperidus ) is a small pipistrelle bat found in Africa.
