Question

How is bird is evolved than reptiles.

Answer 1

The hunt for the ancestors of living birds began with a specimen of Archaeopteryx, the first known bird, discovered in the early 1860s. The birds are simply a twig on the dinosaurs' branch of the tree of life. As birds evolved from these theropod dinosaurs, many of their features were modified.

Answer 2

Answer:

bird doesn't envolve in reptiles because reptile didn 't have any leg