Q. Mammals and living birds share all of the following characteristics except
A. Endothermy
B. Descent from a common amniotic ancestor
C. A dorsal, hollow nerve cord
D. An archosaur common ancestor
Answer: Malvaceae
A. Endothermy
B. Descent from a common amniotic ancestor
C. A dorsal, hollow nerve cord
D. An archosaur common ancestor
Answer: Malvaceae