Ask your own question, for FREE!
Biology 17 Online
OpenStudy (auzzy96):

Select all that apply. Which characteristics are common to both birds and reptiles? scales ectothermic amniotic eggs beaks feathers hollow bones

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!