What animals can exist in Antarctica?

There are many animal species in Antarctica. Many species of invertebrates such as krill or zooplankton, countless species of fish and birds and insects. Among the birds, the most famous are the penguins, which have adapted to the eternal cold and terrestrial way of life. Among mammals, there are a large number of seals, leopard seals and dolphins. It should also not be forgotten that humans have settled in Antarctica. The fauna of this harsh continent has adapted to the eternal frost and lack of food.