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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.
What else can I help you with?
A prehistoric reptile ancestor of mammals?
A prehistoric reptile ancestor is the therapsid.
Which reptile is the ancestor of mammals?
therapsids
What type of animal was the common ancestor of mammals and birds?
The common ancestor of mammals and birds was a reptile.
Prehistoric reptile ancestor of mammals?
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.
Is a turtle classified as an amphibian or a reptile?
A turtle is classified as a reptile, not an amphibian.
Is a Lizard a mammal and a reptile?
no blue tongue skinks are classified in the reptile category
Is alligator a mammals?
No, an alligator is a reptile.
Is a sea turtle classified as a reptile or an amphibian?
A sea turtle is classified as a reptile, not an amphibian.
Are fire belly toads mammals or reptile?
reptile
What is the cavemans closest reptile ancestor?
It is a monkey
What are the animal groups?
Birds,Mammals ,Fish ,Reptile Ampipian
Is a walrus a reptile?
They are warmblooded Mammals
