A bird has to have feathers, hollow bones, and be warm-blooded. So if a bird has those characteristics it is a bird.Lay eggs and birds are Vertebrates.
The primary characteristic of animals is that they are multicellular organisms that eat other organisms. Birds are multicellular and eat other organisms.
feathers, beak, lay eggs
bellbirdbell bird
what is the name of a bird that makes its nest sewing with grass
This bird got its name from the sound it makes "keeeweee" the maori thought it sounded like kiwi
A bird has honeycomb bones because that makes their bone lightweight but still not as fragile as a solid bone would be.
becaus eit makes it simpler to know oh this is a bird. If he can say it is a bird you know a lot more about it
A pigeon is a bird who makes milk.
I'm not a bird and your not a bird and this question makes no sense!
bellbirdbell bird
kookook bird
A cheeper is any bird that makes a 'cheep', simple! That sounds more like a nickname, due to the sound a young bird makes.
a pukeko
An owl.
the yakyak bird and also big bird off sesimy stret
it makes the bird lighter, facilitating flight
a chicken or other bird.
whistles
A Coel makes coo sound