Which characteristic is found ONLY in mammals?
A B C D
eyes that detect color glands that make milk skin that absorbs oxygen bodies that are protected by scales
Question: Which characteristic is found ONLY in mammals?
(A) eyes that detect color
(B) glands that make milk
(C) skin that absorbs oxygen
(D) bodies that are protected by scales

Answer: (B) glands that make milk
Answer: (A) eyes that detect color
Question: Which characteristic is found ONLY in mammals?
(A) eyes that detect color
(B) glands that make milk
(C) skin that absorbs oxygen
(D) bodies that are protected by scales
Answer: (B) glands that make milk