But it's not. It is a bird, a perching bird. A number of extinct birds had teeth, and many reptiles do not. Archaeopteryx had fully formed flying feathers, the classical elliptical wings of modern woodland birds, a large wishbone for attachment of muscles responsible for the downstroke of the wings. Like other birds, its upper jaw and lower jaw moved.
Evolutionists believe that birds evolved from reptiles.
However, birds and reptiles are different in many ways. Name some of the ways in which reptiles differ from birds. They live their whole lives in water. Evolutionists believe that cetaceans evolved from land mammals. One of these alleged transitional series is mentioned in Teaching about Evolution . . .