N the rivers of Australia can be seen floating on the water a small animal. Suddenly it dives under the snag and appear in another place. This platypus-small mammal found only in Australia and Tasmania. Platypus have a small head, flattened body, short legs, a short tail. Duckbill retrieves food exclusively water, under which the long delay, while breathing lungs. He digs out mud, looking for worms there, snails, shells, puts them in the cheek pouches and selected on the shore. On the river bank, in the roots of trees and in the grass platypus burrows himself satisfied. At home two outlets - one on the beach, the other - under water. Like the birds, the platypus lays eggs, but the cubs / like all mammals, milk feeds.