A group of vertebrates has lungs, a body covered with scales, internal fertilization, and amniotic eggs. Which group of vertebrates does this describe?
A B C D
amphibians birds mammals reptiles
Question: A group of vertebrates has lungs, a body covered with scales, internal fertilization, and amniotic eggs. Which group of vertebrates does this describe?
(A) amphibians
(B) birds
(C) mammals
(D) reptiles

Answer: (D) reptiles
Answer: (B) birds
Question: A group of vertebrates has lungs, a body covered with scales, internal fertilization, and amniotic eggs. Which group of vertebrates does this describe?
(A) amphibians
(B) birds
(C) mammals
(D) reptiles
Answer: (D) reptiles