A walrus has ivory tusks. A narwhal has a single ivory tusk.
Manatee? A large marine mammal in southern United States.
Dugong
Whales
Manatee
The sperm whale
dog. dugong, a large marine mammal pig, or hog
The manatee is a sea animal. It is a large marine mammal.
Walrus are mammals.
A seal is a marine mammal with a streamlined body, flippers for swimming, and a thick layer of blubber to stay warm in cold water. They have large, soulful eyes and whiskers on their face. Seals can come in different colors, from light gray to dark brown, depending on the species.
The largest marine mammal of all(also the largest creature in the world) is the Blue Whale. They get to be a 100 feet long!
Did you mean dugong? A dugong is a large herbivorous marine placental mammal. Order Sirenia, Family Dugongidae, Genus Dugong, Species Dugong Dugon.
The largest Antarctic marine mammal is the southern elephant seal (Mirounga leonina). This species of seal can weigh over 8,800 pounds and reach lengths of up to 20 feet. They are known for their large size and loud vocalizations during the breeding season.