Birds like this mourning dove use oils from preen glands to make their feathers waterproof. Water runs off their wings and ...

funerals and graduations and then fly back to their home. The birds are homing pigeons, which are closely related to rock doves and some biblical scholars say the two are synonymous.

Certain birds like doves, sparrows, juncos, and towhees don't like to perch while they eat. As their name implies, ground-feeding birds prefer feeding on the ground or on other flat, hard surfaces.