Kingdom : Animalia Class : Mammalia Family : Dugongidae Scientific Name : Hydrodamalis Gigas Size(L) : 8m - 9m (26ft - 30ft) Weight : 8000kg (8.8tons) Life Span : 50 - 80 Years Colour : Grey, Brown, Black Skin Type : Smooth Distinctive Features : Enormous body size and toothless mouths
- Stellers Sea Cows were large marine mammals that became extinct in the 1760s.
- They were first discovered by George Steller in the year 1741.
- Unfortunately, within 17 years of being discovered by humans, they were completely extinct.
- They were found in large numbers in the North Pacific Ocean and parts of the Arctic Circle.
- They were closely related to manatees and dugongs, but were much bigger growing around 8-9m in length.
- They looked a little like seals with a whale-like tail.
- Their skin has been described to be like the bark of an old oak tree.
- They had relatively small heads and has two plates instead of teeth
- They were herbivores that would have fed on kelp, aquatic plants and grass.
- They were known to spend all the time in sea and were not known to come on land.
- They were not able to submerge themselves fully under water and that could have made them an easy target for humans.
- Apart from humans they wouldn’t have had any natural predators because of their huge size.
- They would have mated and given birth to their young in water and would have looked after them till they grew independent.