Birds and mammals both have the following:
The common ancestor of mammals and birds was a reptile.
birds
Both birds and mammals care for their young.
No. Despite sharing some characteristics mammals and birds are not closely related.
Bats are not birds because they are mammals as they have the characteristics of a mammal. They have these characteristics which enable them to be classified as mammals. They are warm blooded, and they have fur.
Mammals have fur, while birds have feathersMammals give birth to live babies, birds lay eggsMammals feed their babies milk, birds find the babies food
Birds and mammals are mutually exclusive categories of animal. Monotremes (duckbilled platypus and echidna) are sometimes incorrectly said to be "half-bird" because they lay eggs instead of giving live birth, but they share more characteristics with mammals and are classified as such.
Of course not ...no birds are mammals !!!!!!!!!!!No, they are birds.
They are all animals. That is about it.
yes
No. Both mammals and birds "inherited jaws" from a common reptilian ancestor which ultimately originated in an early fish.
they are mammals they have brains and they are smart