They're both animals on earth
masupial
They were both british
asadaaawaaeawe
harry is awsome
They were both wars
Without this system, human life would not exist (not to mention mammals, reptiles, amphibians, and all other animals which require a heart and blood vessels for survival).
They both have acidic properties. And they exist in liquid state. lol
None. Similarities only seem to exist to those who are intolerant of others who hold a religious belief.
The largest reptiles alive today are crocodiles.
there are 5000 mammals in existence.
Mammals proliferated during the Cenozoic (recent age--since the end of the Cretaceous 65 million years ago). There were mammals before the Cenozoic, but dinosaurs were the most abundant fauna of that era. Reptiles, birds, fish, and turtles continue to exist. There are over 8000 species of birds, but fewer than 6000 species of mammals.
There are none. Both agree that life forms exist, but are diametrically opposed as to how it got here.