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The dugong (/ ˈ d (j) uː ɡ ɒ ŋ /; Dugong dugon) is a marine mammal.It is one of four living species of the order Sirenia, which also includes three species of manatees.It is the only living representative of the once-diverse family Dugongidae; its closest modern relative, Steller's sea cow (Hydrodamalis gigas), was hunted to extinction in the 18th century.
Dugong skeleton displayed at Philippine National Museum. Dugongidae's body weight ranges from 217 to 307 kg for juveniles, 334 to 424 kg for subadults, and 435 to 568.5 kg for adults. Oral temperatures for individual dugongs is determined from 24° to 34.2 °C. Heart rate readings are from 40 to 96 bpm and vary between individual dugongs.
Shark Bay is an area of major zoological importance. It is home to about 10,000 dugongs ('sea cows'), around 12.5% of the world's population, [12] and there are many Indo-Pacific bottlenose dolphins, particularly at Monkey Mia. The dolphins here have been particularly friendly since the 1960s. [12]
The northernmost living population, the Florida subspecies of the West Indian manatee ... (Dugong dugong), the closest living relative of Steller's sea cow, lives in ...
This is a list of mammal species recorded in Japan (excluding domesticated and captive populations). Of the 172 [1] species of mammal found—112 native terrestrial mammals (those that are endemic are identified below; this number includes 37 species of bat), 19 introduced species, 40 species of Cetacea, and the dugong—161 are listed for the Japan region on the IUCN Red List of Threatened ...
A fossil reveals how a now-extinct species of dugong was swimming in the sea about 15 million years ago when it was preyed upon by a crocodile and a tiger shark.
The BANP gives protection to the largest and the only remaining viable population of dugongs in the Western Indian Ocean. [4] In 2022, they were listed as 'critically endangered' on the IUCN Red List for East Africa. [8] Additionally the park protects Rhino rays, like the guitarfish and wedgefish.
Hepu National Sanctuary of Dugongs was created west of the peninsula to protect endangered wildlife especially marine mammals. Vicinity to the peninsula, such as the Leizhou Bay has declared to be parts of the Chinese white dolphin sanctuary holding the second largest population in the nation. [4] Dugongs still occur in small number. [5]