Ask your own question, for FREE!
Biology 19 Online
OpenStudy (anonymous):

1) List three external features shared by the following: Amphibians, reptiles, birds and mammals. 2) State two external features of mammals that are not seen in reptiles. 3) State two external features shared by amphibians and fish. Your help is highly appreciated :D

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!