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The pygmy right whale shares several characteristics with the right whales, with the exception of having a dorsal fin. Also, pygmy right whales' heads are no more than one quarter the size of their bodies, whereas the right whales' heads are about one-third the size of their bodies. [11] The pygmy right whale is the only extant member of its ...
Minke whale: Seen stranded occasionally, rare sightings. Last seen in Texas in the 1980s. [28] [11] Balaenoptera brydei Balaenoptera edeni: Bryde's whale: Seen yearly in every season but the fall in shallow waters. Taxonomy up to debate [11] [28] Balaenoptera musculus: Blue whale: Balaenoptera physalus: Fin whale: Megaptera novaeangliae ...
The two species of minke whale are the common (or northern) minke whale and the Antarctic (or southern) minke whale. [2] The minke whale was first described by the Danish naturalist Otto Fabricius in 1780, who assumed it must be an already known species and assigned his specimen to Balaena rostrata , a name given to the northern bottlenose ...
A dwarf minke whale calf that stranded in New South Wales had one of its flukes cut by a propeller, which was the likely reason for its stranding and ensuing death. [ 172 ] In April 2007, a 4.08 m (13.4 ft) juvenile female minke whale died from domoic acid poisoning by ingesting northern anchovies – a known domoic acid vector – during an ...
After its description by Brant in 1872, Cetotheriidae was used as a wastebasket taxon for baleen whales which were not assignable to extant whale families. [2]Comparing the cranial and mandibular morphology of 23 taxa (including late archaeocetes and both fossil and extant mysticetes), [3] Bouetel & Muizon 2006 found Cetotheriidae in this traditional sense to be polyphyletic.
It is the only living member of the genus Physeter and one of three extant species in the sperm whale family, along with the pygmy sperm whale and dwarf sperm whale of the genus Kogia. The sperm whale is a pelagic mammal with a worldwide range, and will migrate seasonally for feeding and breeding. Females and young males live together in groups ...
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Rorquals (/ ˈ r ɔːr k w əl z /) are the largest group of baleen whales, comprising the family Balaenopteridae, which contains nine extant species in two genera.They include the largest known animal that has ever lived, the blue whale, which can reach 180 tonnes (200 short tons), and the fin whale, which reaches 120 tonnes (130 short tons); even the smallest of the group, the northern minke ...