This bird flies off past several doors, and enters one into a space scene.

Four by four they came, each bird entering under the high eaves from a different point.

Workers at the reserve built wire pens that the birds could enter but that predators could not.

In Burgenland myths, this bird enters the children's room and gently sings them to sleep.

Some small birds enter a nightly torpor, reducing their body temperature to limit heat loss to the cold night air.

Following isolation, capture rates increase significantly as birds fleeing the felled forest entered new forest fragments.

The bird enters at a funnel-like aperture in the bottom, and by this arrangement the young are effectually protected from reptiles.

To add further insult, the hospital does not allow birds to enter either.

They are designed so that only small birds can enter.

Certain birds and bats enter a sort of daily hibernation called torpor.