Sirenia (Manatees And Dugongs) is an order of mammals. There are 7 species of Manatees And Dugongs, in 4 genera and 5 families. This order has been around since the eocene epoch. It includes groups like Prorastomidae, Manatees, and Dugongs. They are herbivores. Reproduction is viviparous. They rely on lift powered swimming to move around.
EOL has data for 19 attributes, including: