Used for the activities of birdwatching and hunting birds.
Definitions
To observe or identify wild birds in their natural environment as a hobby. They spent the weekend birding along the coast.
The group birded on the marshes at dawn.
Attributive use, e.g. “bird song”, “bird feeder”.
Definitions
Relating to or characteristic of birds (used attributively). The forest was filled with bird calls at sunrise.