Both birds and mammals care for their young.
yes, both are warm blooded and both use sexual reproduction to produce.
yes
They are all animals. That is about it.
Of course not ...no birds are mammals !!!!!!!!!!!No, they are birds.
Sexual reproduction by union of male and female gamets.
No. Both mammals and birds "inherited jaws" from a common reptilian ancestor which ultimately originated in an early fish.
Birds have a 4-chambered heart, a characteristic in common with mammals.
reptiles and amphibians have the most in common
Owls lay eggs. Since rats are mammals and not birds, they have live young.
No, they are birds.
No. Birds are not mammals.
hydras carry out asexual reproduction (binary fission) whereas mammals carry out sexual reproduction (mating)