porpoises, and all other whales possessing teeth, such as the beaked whales and sperm whales. 73 species of toothed whales are described. They are one...

The strap-toothed beaked whale (Mesoplodon layardii), also known as Layard's beaked whale, is one of the largest members of the mesoplodont genus, growing...

The spade-toothed whale (Mesoplodon traversii) is a very little-known species, the rarest species of beaked whale. It was first named from a partial jaw...

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...

about 54 million years ago. The two parvorders of whales, baleen whales (Mysticeti) and toothed whales (Odontoceti), are thought to have had their last...

Mesoplodont whales are 16 species of toothed whale in the genus Mesoplodon, making it the largest genus in the cetacean order. Two species were described...

toothed whales (containing porpoises, dolphins, other predatory whales like the beluga and the sperm whale, and the poorly understood beaked whales)...

The orca (Orcinus orca), or killer whale, is a toothed whale that is the largest member of the oceanic dolphin family. It is the only extant species in...

ginkgo-toothed beaked whale M. grayi, Gray's beaked whale M. hectori, Hector's beaked whale M. layardii, strap-toothed whale M. mirus, True's beaked whale M. peruvianus...

ungulates (Artiodactyla). Baleen whales split from toothed whales (Odontoceti) around 34 million years ago. Baleen whales range in size from the 6 m (20 ft)...

"thick toothed". In 1846, zoologist John Edward Gray put the false killer whale in the genus Orcinus, which had been known as the killer whale (Orcinus...

two modern parvorders of cetaceans – Mysticeti (baleen whales) and Odontoceti (toothed whales) – are thought to have separated from each other around...

melon-headed whale (Peponocephala electra), also known less commonly as the electra dolphin, little killer whale, or many-toothed blackfish, is a toothed whale of...

beaked whale (Berardius bairdii), also known as the northern giant bottlenose whale, North Pacific bottlenose whale, giant four-toothed whale, northern...

The narwhal (Monodon monoceros), is a species of toothed whale. It is the only species in the genus Monodon. The most prominent feature of the species...

family Monodontidae, which is in turn part of the parvorder Odontoceti (toothed whales). The Irrawaddy dolphin was once placed in the same family, though recent...

comprises the 94 species of whales, dolphins, and porpoises. It is divided into toothed whales (Odontoceti) and baleen whales (Mysticeti), which diverged...

among toothed whales. Also, the blunt snout, lack of teeth, and reduced jaw are characteristics seen in other suction feeding toothed whales. The whale uses...

The ginkgo-toothed beaked whale (Mesoplodon ginkgodens) is a poorly known species of whale even for a beaked whale, and was named for the unusual shape...

The bowhead whale (Balaena mysticetus) is a species of baleen whale belonging to the family Balaenidae and is the only living representative of the genus...

The four-toothed whales or giant beaked whales are beaked whales in the genus Berardius. They include Arnoux's beaked whale (Berardius arnuxii) in cold...

than most baleen whales—and indeed the larger toothed cetaceans (like orca and sperm whales)—yet it is large among the beaked whales and smaller cetaceans...

enamel is present in very young individuals. Like other toothed whales, the pygmy sperm whale has a "melon", a body of fat and wax in the head that it...

assemblages. Baleen whale remains include ancient minke whales, grey whales, bowhead whales and cetotheriids. Of the toothed whales, five species of pontoporiids...

Stejneger's beaked whale (Mesoplodon stejnegeri), also known as the Bering Sea beaked whale or the saber-toothed whale, is a relatively unknown member...

representatives of both families are known. The sperm whale (Physeter macrocephalus) is the largest species of toothed whale, with adult bulls (males) growing to be...

The blue whale (Balaenoptera musculus) is a marine mammal and a baleen whale. Reaching a maximum confirmed length of 29.9 meters (98 ft) and weighing...

Pilot whales are cetaceans belonging to the genus Globicephala. The two extant species are the long-finned pilot whale (G. melas) and the short-finned...

whale (Berardius minimus; Japanese: Kurotsuchi-kujira) is a little-known species of four-toothed whale, a type of beaked whale. Sato's beaked whale is...

Arnoux's beaked whale (Berardius arnuxii), also called the southern four-toothed whale, southern beaked whale, New Zealand beaked whale, southern giant...