Which statement is not true?
a) Fish, birds, reptiles, amphibians, and mammals are all members of the Subphylum Vertebrata.
b) Reptiles, birds, and some mammals produce amniote eggs.
c) Reptiles are better adapted for life on land than amphibians.
d) Whales are members of the mammalian Order Cetacea.
e) Mark e if all statements are true.