There are three main differencedifferences between birds and animals. First, birds have special shapes and they have wings,. On the the other hand, animals have many shapes. For example, thea cat has hair and four legs, and a dog has a distinctive shape. Second, animals live in many places. For, for instance, forestforests and different environmentvarious other environments, while the birds emigratemigrate. Birds can fly to many places, while most animals can only walk and swimmingswim. FinalFinally, birds feed on grain, while animals feed on herbsplants and meatsflesh. Birds have small sizeare usually small, while elephants haveanimals can be big, sizesuch as elephants. To sum up, an animal is a living thing, but it is not a human or planet, and bird is classify in kingdom of animalsbirds are also classified under the animal kingdom.