You are presented with the question "Flamingos are funny looking endothermic tetrapod:" and the following answer choices: 
- ungulates
 - four limbs
 - animals
 - warm-blooded
 - storks
 - fur and fat
 - cuckoo
 - vertebrates

Now knowing that birds are endothermic tetrapod vertebrates and flamingos are funny looking birds, choose the best answer.


 

        vertebrates 