Mention two similarities between.(i) Avis and mammals (ii) A frog and crocodile(iii) A turtle and Pila
(i) Aves and mammals are homeothermal and have extra embryonic membranes.(ii) Frog and crocodile are cold blooded and are tetrapods.(iii) A turtle and Pila have hard covering over the body and are cold-blooded animals.
