Are Birds A Reptile. Some 40 million years later, a group called therapsids branched off, and this group eventually evolved to. Living reptiles comprise turtles, crocodilians, squamates (lizards and snakes) and rhynchocephalians ().in the traditional linnaean classification system, birds are considered a separate class to reptiles.
For starters, just imagine the first problem—the complicated anatomical and physiological differences between birds and reptiles. Sophie fessl, “ reptiles are the real bird brains ” at the scientist (march 22, 2022) so. Actually, birds and mammals are technically reptiles, as they descended from the very first reptile.