What special adaptation does this animal have to allow them to eat larger prey?
Jaw and teeth
25
Amphibians can live in both __________ and on ______________.
water, land
20
True or False: Amphibians breathe through their skin
True
5
True or False: Mammals are Ectotherms. They regulate their body temperature depending on external sources to keep them warm or cool. (Give answer and explain why)
False: Mammals are endotherms and they keep their body temperature warm by keeping their metabolic rate high.
20
What is the difference between the flight feather and the down feather?
Flight feathers are stiff, light-weight and better for providing air resistance for flight. Down feathers are fluffier and better for trapping air for warmth.
25
List the four characteristics that all vertebrates have in common