Mammals

Question 1

produces milk to feed young offspring

Answer 1

mammary glands

Question 2

dome-shaped sheet of muscle and tendon that serves as the main muscle of respiration and plays a vital role in the breathing process

Answer 2

Diaphragm

Question 3

requiring the absorption of heat cold-blooded

Answer 3

Endothermic

Question 4

fine threadlike strands growing from the skin

Answer 4

hair

Question 5

narrow-edged tooth at the front of the mouth, adapted for cutting

Answer 5

incisors

Question 6

relatively long, pointed teeth

Answer 6

canines

Question 7

grinding tooth at the back of a mammal’s mouth

Answer 7

molars

Question 8

flattened circular organ in the uterus of pregnant eutherian mammals, nourishing and maintaining the fetus through the umbilical cord

Answer 8

Placenta

Question 9

period from the time of conception until birth

Answer 9

Gestation period

Question 10

strange joints

Answer 10

Anteaters / Armadillos / Sloths

Question 11

an insectivorous animal or plant

Answer 11

Insectivores

Question 12

continuously growing incisors

Answer 12

rodents

Question 13

lagomorpha mixture of primitive and advanced physical traits

Answer 13

Rabbits / Hares / Pikas

Question 14

cannot walk very well because of the skin that reaches over its front and back legs

Answer 14

Flying Mammals

Question 15

an animal that feeds on flesh

Answer 15

Carnivores

Question 16

trunk is a nose and mouth that is very stretched out

Answer 16

Trunk-Nosed Mammals

Question 17

mammals with hooves that are superficially similar but not necessarily closely related taxonomically

Answer 17

Hoofed Mammals

Question 18

most distinctive and highly specialized orders of mammals

Answer 18

Cetaceans

Question 19

medium-sized marine mammal `

Answer 19

Manatees and Dugongs

Question 20

large brains relative to other mammals, as well as an increased reliance on stereoscopic vision at the expense of smell, the dominant sensory system in most mammals

Answer 20

Primates

Question 21

basal mammals that lay eggs

Answer 21

Monotremes

Question 22

pouched mammals

Answer 22

Marsupials