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The vaquita (/ v ə ˈ k iː t ə / və-KEE-tə; Phocoena sinus) is a species of porpoise endemic to the northern end of the Gulf of California in Baja California, Mexico. Reaching a maximum body length of 150 cm (4.9 ft) (females) or 140 cm (4.6 ft) (males), it is the smallest of all living cetaceans .
Also, fewer than ten pilot whales, Amazon river dolphins, Risso's dolphins, spinner dolphins, or tucuxi are in captivity. Two unusual and very rare hybrid dolphins, known as wolphins , are kept at the Sea Life Park in Hawaii , which is a cross between a bottlenose dolphin and a false killer whale.
The name vaquita (pronounced VA-Keeta) means “little cow” in Spanish. Vaquitas are easy to recognize with their dark markings around their eyes and lips. They are about five feet long, have ...
As the name implies, they tend to be found in the open seas, unlike the river dolphins, although a few species such as the Irrawaddy dolphin are coastal or riverine. The Delphinidae are characterized by having distinct beaks (unlike the Phocoenidae), two or more fused cervical vertebrae and 20 or more pairs of teeth in their upper jaws.
The International Whaling Commission released its first ever extinction alert to raise awareness surrounding the decreasing vaquita porpoise population.
A study published by the online journal of the Natural History Museum Rotterdam points out that conjoined twins in whales and dolphins are extremely rare. [8] The vocalizations of the harbour porpoise is made up of short clicks from 0.5 to 5 milliseconds in bursts up to two seconds long. Each click has a frequency between 1000 and 2200 hertz.
Image Scientific name Common name Distribution Phocoena dioptrica: Spectacled porpoise: circumpolar in cool sub-Antarctic and low Antarctic waters Phocoena phocoena
Related: World Wildlife Fund Shares Cool and Little-Known Fact About Dolphins. Interesting Dolphin Facts. While researchers are working to learn more about the dolphin they found, there are some ...