Bird flu
As far as we know, there is no bird living without feathers.
All birds lose their feathers,so your answer is that all birds do.
All birds have feathers, and all birds have down, which are the softer, inner feathers.
yes infact the penguin doesn't have feathers But they do. All birds have feathers of some sort.
No, the biggest difference between birds and other animals is that birds have feathers. Every bird has feathers and everything that has feathers is a bird. A Whistling Swan, in winter has the most with about 20,000 individual feathers. And the fewest feathers? That distinction goes to the Ruby-throated Hummingbird with about 940.
No. All birds have feathers.
No. Birds have feathers, not hair.
basically any bird has thick feathers.
Ostriches do not have furry coats, they are birds and have feathers to protect their body from the elements.
Yes, most bird species' feathers are distinctly different from other birds' feathers.
there is no such thing there is no bird that is not a bird even if it doesn't act like a bird
Down feathers are feathers that lie under a birds body and primary feathers. These feathers are small and puffy, and trap warm air under a bird's feathers.