Ancient birds
I think they do. ones that could fly called the tinmous in the ratities group.
They are called Birds of Prey.
A group of kiwi birds is called a tribe.
The study of birds is called Ornithology.
Cats, birds.
mostly birds
The collective noun is a flock of birds.
The study of birds is called ornithology The person who studies birds is called an ornithologist
It is a FLOCK of birds.
These birds are called "Flickys".
Birds that migrate are called migratory birds. Birds that do no migrate are called sedentary birds. Over 4000 species of birds migrate, mostly those native to colder regions.
Birds lungs are called lungs but birds also possess air sacs for help in respiration .