According to the World Wildlife Fund claims it is one of the most threatened cetaceans with only about 1,000 still existing. citation Fish Palla fish Tenualosa ilisha of the river is a delicacy for people living along the river. Source: Internet
Although the specific construction of the talus supported a close relationship between artiodactyls and cetaceans, the question of whether the even-toed ungulates are paraphyletic was not answered. Source: Internet
Both cetaceans and sirenians are fully aquatic and therefore are obligate water dwellers. Source: Internet
Advances in DNA research have helped scientists identify five new cetaceans in the past 15 years but two were dolphins and most were simple category splits between fairly similar species. Source: Internet
Fixed and drift gill nets cause the highest mortality levels for both cetaceans and pinnipeds, however, entanglements in long lines, mid-water trawls, and both trap and pot lines are also common. Source: Internet
A number of cetaceans are found in offshore waters. Source: Internet