A bird lays eggs and a mammal doesn't
1. Mammals have fur; birds have feathers. 2. Mammals produce milk; birds do not. 3. Mammals are synapsids by descent; birds are diapsids by descent.
There are many subtle differences, but generally, birds lay their young in eggs and mammals give live birth.
Mammals differ from birds as birds lay eggs, and mammals give live birth.
Yes, all mammals are warmblooded vertebrates.Yes, all mammals are warm blooded vertebrates. So are birds. The difference between birds and mammals is that birds have feathers and lay eggs, while most mammals give birth to live young, and all mammals have hair and produce milk for their young.
mammals give live birth and birds lay eggs
Birds are not mammals. Mammals give birth to live young and nurse them with milk from the mother's body. Birds do not give birth to live young and do not feed their babies with their milk. ----
Mammals have fur, and birds have feathersMost mammals give birth to living young and birds lay eggs
they are birds Birds are not mammals. Apart from monotremes (parakeets are not in this group) mammals give birth to live young. Parakeets are parrots and produce eggs.
No, penguins are birds and give birth in eggs.
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 have feathers and lay eggs, while mammals have fur or hair and give birth to live young. Birds also have beaks and lungs that incorporate air sacs, while mammals have specialized teeth and a diaphragm for breathing. Both birds and mammals are warm-blooded vertebrates with a backbone.
no because they are not mammals they are birds so they lay eggs