Birds can be called amniotes, tetrapods, vertebrates, and chordates, depending on the context.
Some people even call them dinosaurs, avian dinosaurs, reptiles, sauropsids, avian theropods, paravians, and avialans.
But for classification, birds are not reptiles nor mammals, it is just classified as a bird.
The only animals which come slightly close to to fitting this description are the monotremes - the platypus and the echidna. They are mammals, but they lay eggs.
only bats are mammals. a bird is a bird which is a whole other animal group.
Birds and mammals both have the following:a backbone and internal skeleton, as they are vertebratesthey are warm-bloodedthey breathe using lungs (not gills)
Both birds and mammals care for their young.
Birds and mammals both evolved from reptiles.
No. Mammals and birds are both vertebrates, particularly amniotes, but beyond this they are not relate to each other. They share a number of characteristics including:Warm bloodednessA high metabolic rateA four-Chambered heartA soft covering over their skincaring for their young.But Mammals and birds developed these traits separately.
Mammals and birds are both vertebrates descended from an early reptilian ancestor.
Both birds and mammals are warm-blooded terrestrial vertebrates.
No. Birds and mammals are separate classes each containing hundreds of genera. Their closest connection is that both birds and mammals are amniotes, a group that also includes reptiles.
Bats are mammals. Owls are birds.
yes
Mammals have fur, and birds have feathersMost mammals give birth to living young and birds lay eggs
They are not THAT closely related; bats are mammals, not birds. Both mammals and birds are vertebrate animals.