Possible scales, but I think there is some lack of consensus here.
scales
Yes, as in the only living animals, they are. However, feathered dinosaurs, the ancestor of birds, also had feathers.
A evolutionary form of a bird. It had wings and feathers but still probably acted like a dinosaur but im not sure.
BirdsThe only animals that have feathers are various birds. Some other animals have feathers probably, but this is basically the only animal that has feathers on it's body.
All birds have feathers and birds are the only animals that do!
As with other birds, the wing of a blue jay is covered in feathers.
No. Only birds have feathers. Kangaroos are mammals, not birds.
Pretty much all birds have feathers
Yes. Kingfishers are birds, and all birds have feathers.
no they have feathers
There are no animals that have feathers besides birds.
Cassowaries are birds so, like all birds, they have feathers. Only mammals have fur.
Mammals are not covered with feathers. Mammals grow hair, but do not have to be covered with hair. Birds are covered with feathers.