This is a bird sanctuary.

Source: Tatoeba

She wrote a book about birds.

Source: Tatoeba

Bird watching is a nice hobby.

Source: Tatoeba

She has extensive knowledge of birds, flowers, and plants.

Source: Tatoeba

The goose is a waterfowl.

Source: Tatoeba

Let's be friends with birds.

Source: Tatoeba

If the lion is the king of beasts, the eagle is the king of birds.

Source: Tatoeba

White doves are pretty birds.

White doves are beautiful birds.

Source: Tatoeba