1.What is the temprature of fish and mammals?
2.Similarity of :
~Fish and reptiles
~reptiles and mammal
~Birds and amphibian
3.Animal with constant body temperature is called a _____ animal
4.Animal whose body temperatures changes with the enviroment is called a _____ animal



2. fish and reptiles : cold-blooded and lay eggs
    reptiles and mammals : breathe through lungs
    birds and amphibians : lay eggs
3. warm-blooded
4. cold-blooded