Birds have one backbone that consists of various numbers of vertebrae.
There are 11 to 25 cervical vertebrae (neck), the synsacrum (fused vertebrae of the back connected to the pelvis), and the pygostyle (tail bone).
All birds are vertebrates and have backbones.
Only the bird has a backbone. The others are invertebrates, meaning they do not have backbones.
Yes. It is a bird and hence a vertebrate.
A chickadee is a bird. All birds have backbones and are therefore vertebrates.
Yes a Heron is a bird, all birds are vertebrates which means they have a backbone.
Yes. They are birds and have bones, including backbones, like any other bird...and you, too.
If these are true wings, this is a bird. BTW not all can fly: penguins
1
there are 63
Being a bird, a swallow is a vertebrate. All birds are vertebrates, because every bird has a backbone. They are members of the subphylum Vertebrata, chordates with backbones or spinal columns.
Birds and mammals are closely related. There are many similarities - both are vertebrates (have backbones), both are endothermic (warm-blooded) and both breathe oxygen from the air.
No, but they have exoskeletons.
No, there are many more animals without backbones than there are those that have backbones.