A prehistoric reptile ancestor is the therapsid.
therapsids
The common ancestor of mammals and birds was a reptile.
Styxosaurus was not a mammal. It is a prehistoric marine reptile.
The prehistoric reptile ancestor of mammals is called Synapsids. They were a group of reptiles that lived during the Permian and Triassic periods, and eventually evolved into mammals in the Mesozoic era. The most well-known synapsids include Dimetrodon and Thrinaxodon.
There's a misconception at work here. The reptilian branch of evolution did not spawn the mammalian branch of evolution. You need to go back to the reptilian ancestor that was also a mammalian ancestor. We humans do have what is referred to as a reptilian brain, which is a small part of our whole brain.
No, an alligator is a reptile.
it is a prehistoric lizard-like reptile.
reptile
It is a monkey
The ISBN of National Geographic Prehistoric Mammals is 0792271343.
National Geographic Prehistoric Mammals was created in 2004.
They are warmblooded Mammals