Cow is a big animal, who gives milk for people. It eat grass in the field.
Sheep lives with people on farms. It gives wool. Sheep can be white or black.
Wolf looks like a dog, but it lives in the forests and eats animals.
Duck is a bird. It can swim and fly too. It is beautiful bird.
Polar bear is big wild animal. It lives in the North. It can swim in cold seas.