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While birds and mammals are not closely related they share four characteristics.
- Homeothermy (warm-bloodedness)
- A high metabolic rate.
- A soft keratin covering over their skin (fur in mammals, feathers in birds)
- Caring for their young.
Wiki User
∙ 11y ago
Wiki User
∙ 14y agoHair and feathers are both structures made of keratin that cover the body of mammals and birds, respectively. However, hair is based in alpha-keratin, which is softer, while feathers are based in beta-keratin, which is more rigid.
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What makes a bird a mammal?
Nothing. Birds are not mammals.
What mammals are in the same habitat as a blue bird?
habitats of bluebird
Is a penguins mammal?
Penguins are not mammals. They do not have fur, nor do they suckle their young - nurse their babies with milk. Penguins are Flightless Birds. They have feathers.Even though they can't fly they do have feathers and that's what makes a bird a bird.No, it is a bird.
Is a bat an bird?
no,they are mammals!
Are hens mammals?
No it is a bird
Are birds and bats both mammals?
only bats are mammals. a bird is a bird which is a whole other animal group.
Is a penguin a mammal dinosaur or bird?
A penguin is a bird. Many scientists say that makes it a dinosaur as well as birds can be classified as the only surviving branch of the dinosaurs.
Is a turkey a mammal?
No. It is a bird. Birds differ from mammals in several ways, most notably that they do not nurse their young. Birds feed their young with the same food they eat.
How does a horse makes it own kind?
The same way other mammals (like humans) do.
Is an aardvark a bird?
No. Aardvarks are mammals.
Is a woodpecker a mammals?
the woodpecker is a bird.
Is bat mammal or bird?
Bats are Mammals.
