Question : Birds and mammals share one of the following characteristics as a common feature.(A) Pigmented skin(B) Pneumatic bones(C) Viviparity(D) Warm blooded body

Question : Birds and mammals share one of the following characteristic

1.	Question : Birds and mammals share one of the following characteristics as a common feature.(A) Pigmented skin(B) Pneumatic bones(C) Viviparity(D) Warm blooded body
Answer» Pigmented SKIN PNEUMATIC bones Viviparity WARM BLOODED body Answer :D