Question

why are migyratory birds ? why do they migrate

Answer 1

Bird migration is the regular seasonal movement, often north and south along a flyway, between breeding and wintering grounds. . Some animals travel relatively short distances to find food or more favorable living or breeding conditions.Most animals that migrate do so to find food or more livable conditions. Some animals migrate to breed. The Atlantic Salmon begins its life in a river and migrates downstream to the ocean.

hope you understand

Answer 2

Because there are various types of birds .Some may be winter birds or summer birds.According to their season they migrate....