noun
- a small, undeveloped feather on a young bird that has not yet opened into a full feather
Examples
- The baby robin still had pinfeathers covering most of its body.
- You could see the pinfeathers emerging from the chick’s wings.
- The veterinarian explained that pinfeathers are normal in young birds.
- As the duckling grew, its pinfeathers gradually developed into proper feathers.
- The mother bird carefully preened around her chick’s delicate pinfeathers.
- Pinfeathers appear as small, tube-like structures before they unfurl.