The pigeon is a bird. All birds have feathers, although sometimes the type of feather varies.
Feathers.
The most body covering of a bird is the beak.
As a grouse is a bird, it has a body covering of feathers. All birds have a body covering of feathers.
Feathers.
Feathers
The kakapo is a bird. Therefore, like all birds, it has a body covering of feathers.
Bird feathers.
A heron is a bird. Therefore, feathers.
A heron is a bird. Therefore, feathers.
A hawk is a bird and is covered in feathers.
Some homonyms of "duck" are: 1) duck - the bird; 2) duck - to lower your head or body quickly to avoid something; 3) duck - a type of fabric.
The feathers covering the body of a bird are typically called its plumage.