He usually sleeps in his own bird house on the patio.

Glass workers created a solar bird house made out of plexiglass.

This study was conducted in a bird house at a zoo.

They look like bird houses, but I don't see any way in to them.

West built bird houses, cabinets, even furniture, it appeared to him.

At this point you are now ready to assemble the bird house.

The exhibit is built on the site of the zoo's former bird house.

The bird house had central heating, a rarity at that time for homes.

The cranes are captured one at a time and taken to a heated bird house.

Erect suitable bird houses to attract them for the summer.