Mammal Exam Study

Question 1

Characteristics of mammals:

Answer 1

•Endothermic (warm blooded).
•Insulative hair and diaphragm.
•Mammary glands for post-natal feeding of young.
•4 chambered heart.

Question 2

Characteristics of Monotremes:

Answer 2

Mammalian characteristics:
•Hair.
•Endothermy.
•Mammary glands.
•Dentary.

Reptilian characteristics:
•Egg laying.
•Lateral skeleton.
•Single cloacal opening.
•Single headed rib.