Backbones
Yes, all mammals are vertibrates.
Yes, elephants have backbones, so are vertibrates.
yes, it is a mamal and all mamals are vertibrates and all vertibrates have backbones
no
vertibrates
Of course they are!
yes
Yes they are vertabrates. They are fish and fish are vertibrates. Fish, Reptiles, Amphibians, Mammals, and birds are all vertibrates.
they are vertibrates
Yes.
Jawless fish
No, penguns are vertibrates.