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A bird lays eggs and a mammal doesn't

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12y ago

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Give three differences between a mammal and a bird?

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.


What makes a birds and mammal a mammal?

There are many subtle differences, but generally, birds lay their young in eggs and mammals give live birth.


What are mammals differ from birds?

Mammals differ from birds as birds lay eggs, and mammals give live birth.


Are all mammals warm blooded vertebrates?

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.


What are some things that mammals do and birds don't?

mammals give live birth and birds lay eggs


If birds are mammals how come they 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. ----


How do mammals differ from birds?

Mammals have fur, and birds have feathersMost mammals give birth to living young and birds lay eggs


Are parakeets mammals?

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.


Is penguin mammals?

No, penguins are birds and give birth in eggs.


What are the characteristics of mammals have that distinguish them from birds?

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 and mammals have?

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.


Do birds give birth to young alive?

no because they are not mammals they are birds so they lay eggs