masupial
Mammalia - mammals Aves - birds Reptilia - reptiles Amphibia - amphibians Actinopterygii - ray-finned fish
mammals fish birds reptiles and amphibians
England's animals are mammals,reptiles,amphibians,and birds.
mammals amphibians and reptiles birds
Yes. Birds, amphibians, mammals, and reptiles are all animals.
Yes, keratin is found in birds, reptiles, amphibians, and mammals.
Amphibians are in the same kingdom as mammals, birds, reptiles, fish, and insects, the Animal Kingdom.
MAMMALS,reptiles,birds,amphibians and fish all have something in common. they have a backbone
No. There are no amphibians that are mammals. Amphibians are the frogs, toads, salamanders and newts plus their kind. And none of them are mammals. Not all vertebrates are mammals, though all mammals are vertebrates. Vertebrates have backbones, and apes and whales are mammals and are vertebrates. But there are many vertebrates that are not mammals. Fish are vertebrates, and they are not mammals.
The 6 main classes of animals are as follows:1) Mammals2) Amphibians3) Fishes4) Birds5) Reptiles6) Invertebrates
All mammals, birds, reptiles, amphibians, and fish (but not all fish) have internal skeleton.
No, Mammals are all warm blooded. Reptiles and Amphibians are cold blooded, as are Sea Creatures (Salt & Fresh Water) that are not Mammals.