Blood
Red Blood Cells are produced in bone marrow in birds as in mammals. The red blood cells are elliptical in birds and have a shorter life span than in mammals.
Vertibrates.
birds and mammal are alike is because birds lay eggs and mammals have a alive birth and also that mammals have teeth and birds have bills Those are differences. Both birds and mammals : - are warm blooded. - have bones - have feet / legs - breathe air - have lungs - have a nervous system -some mammals lay eggs - echidna and platypus
Birds are neither reptiles nor mammals. They are a separate class of vertebrate animals called Aves. Birds share characteristics with both reptiles and mammals, but they have distinct features that set them apart, such as feathers, beaks, and laying eggs.
Hummingbirds are birds (Aves). A mammal is a warmblooded animal that nurses its young and ordinarily gives live birth (there are egg-laying mammals called monotremes).
A mosquito that lives off the blood of mammals and birds is an example of parasitism. They are biting insects that feed on blood.
Red Blood Cells are produced in bone marrow in birds as in mammals. The red blood cells are elliptical in birds and have a shorter life span than in mammals.
Nope. Some varieties of Bat do this but they are mammals, not birds.
Of course not ...no birds are mammals !!!!!!!!!!!No, they are birds.
Vertibrates.
fish, reptiles, amphibians, birds, mammals
No, they are birds.
No. Birds are not mammals.
No. They are birds. Birds and mammals are separate classes of animal.
No. They are birds. Birds and mammals are separate classes of animal.
Raccoons are not birds. Raccoons are mammals.
Mammals differ from birds as birds lay eggs, and mammals give live birth.