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Manatees are three of the four living species in the order Sirenia.The fourth is the Eastern Hemisphere's dugong.The Sirenia are thought to have evolved from four-legged land mammals more than 60 million years ago, with the closest living relatives being the Proboscidea and Hyracoidea ().
Evolution of sirenians. The foot of a manatee. Manatees are believed to share common ancestry with elephants. Sirenia is the order of placental mammals which comprises modern "sea cows" (manatees and the Dugong) and their extinct relatives. They are the only extant herbivorous marine mammals and the only group of herbivorous mammals to have ...
West Indian manatee. The West Indian manatee (Trichechus manatus), also known as the North American manatee, is a large, aquatic mammal native to warm coastal areas of the Caribbean, from the Eastern United States to northern Brazil. Living alone or in herds, it feeds on underwater plants and uses its whiskers to navigate.
An adult manatee will commonly eat up to 10–15% of its body weight, or 50 kilograms (110 lb), per day, which requires the manatee to graze for several hours per day. [49] By contrast, 10% of the diet of the African manatee is fish and mollusks. [50] Manatees have been known to eat small amounts of fish from nets. [51]
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.
Binomial name. Trichechus senegalensis. Link, 1795. African manatee range. The African manatee (Trichechus senegalensis), also known as the West African manatee, is a species of manatee that inhabits much of Western Africa – from Senegal to Angola. [3] It is the only manatee species to be found in the Old World.
Binomial name. Syringodium filiforme. Kütz. Syringodium filiforme, commonly known as manatee grass, is a species of marine seagrass. It forms meadows in shallow sandy or muddy locations in the Caribbean Sea and the Gulf of Mexico, and is also found in the Bahamas and Bermuda. [1][2] It occurs to a depth of about 20 m (66 ft), and even deeper ...
Eve Vawter. March 13, 2024 at 11:15 AM. Andrea Izzotti/Shutterstock. A Redditor shared an amazing video that he filmed somewhere in Florida where a very friendly manatee decided to hitch a ride on ...