none.birds are the most numerous.
All species of birds are vertebrates. Birds, mammals, fish, reptiles and amphibians are all classed as vertebrates.
All birds are vertebrates.
Storks are birds. Birds have a spine. Therefore, they are vertebrates.
While the birds are the only currently living animals (specifically vertebrates) with feathers, the fossil record clearly shows that some species of the reptiles (specifically the dinosaurs) had feathers (and these are the ancestors of the birds).
birds dum one
All birds, regardless of species, are vertebrates
They arent'. Birds are vertebrates, they have a spine.
Pelicans are birds and, like all birds, they are vertebrates. Pelicans have a backbone and an internal skeleton.
A toucan is a bird, and all birds are vertebrates.
Vertebrates include all fish, amphibians, reptiles, birds and mammals. So only five large ´kinds´, in fact.
Because Birds ARE Vertebrates!!!!! The Five Vertebrates Are Mammals, Amphibians, Reptiles, Birds And Fish.
Emus are flightless birds, and have a spine, so are vertebrates.