glass of milk standing in between extinction in the cold and explosive radiating growth so the warm blood flows through the large four chambered heart maintaining the very high metabolism rate they have mammal mammal their names are called they raise a paw the bat the cat dolphin and dog koala bear and hog one of us might lose his hair but you re reminded that it once was there from the embryonic whale to the monkey with no tail so the warm blood flows with the red blood cells lacking nuclei through the large four chambered heart maintaining the very high metabolism rate they have mammal mammal their names are called they raise a paw the bat the cat dolphin and dog koala bear and hog placental the sister of her brother marsupial their cousin called monotreme dead uncle allotheria mammal mammal their names are called they raise a paw the bat the cat dolphin and dog koala bear and hog the fox the ox giraffe and shrew echidna caribou