Mammals are one is one of the most extraordinary species in the world. One of the reasons is because there is a variety of different mammals.
land mammals come in smaller species. Such as: Bats, Monkeys, Humans, even platypus's. Actually the weird thing about the bplatypus is that it lays eggs even know it's a mammal.
Sea Mammals are also awesome to. Sam thing as land Mammals they come in different shapes and sizes. The cool thing is that the sea Mammals have the biggest animals in the world, and it is the Blue Whale.
The Difference Between Sea and land Mammals
Land Mammals have things in their bodies and mind to help them survive. Some Sea Mammals are smarter than other land Mammals. Although we are in the same species group.
Hope you enjoyed.