top | item 6461592 (no title) biggfoot | 12 years ago Well a reptilian brain is what he means :) Aren't reptiles common ancestors? discuss order hn newest guard-of-terra|12 years ago They absolutely aren't! Mammals are Synapsids, reptiles and birds are Sauropsida. They branched before most of brain development in both groups took place and since then we don't share ancestors. biggfoot|12 years ago Hmm. Interesting. So there is absolutely no basis to a reptilian brain component thingie? load replies (1)
guard-of-terra|12 years ago They absolutely aren't! Mammals are Synapsids, reptiles and birds are Sauropsida. They branched before most of brain development in both groups took place and since then we don't share ancestors. biggfoot|12 years ago Hmm. Interesting. So there is absolutely no basis to a reptilian brain component thingie? load replies (1)
biggfoot|12 years ago Hmm. Interesting. So there is absolutely no basis to a reptilian brain component thingie? load replies (1)
guard-of-terra|12 years ago
biggfoot|12 years ago