Biology Reference
In-Depth Information
(where deposits of magnetite are concentrated), the birds also failed to demonstrate this
behavior.
Some birds may be able to detect magnetism by way of light receptors in their eyes
that may be able to convert light and magnetic fields to nerve impulses. However they do
it, the world of a bird must be filled with sensations that we can only imagine!
During the breeding season, you might see three Mourning Doves flying in tight forma-
tion, one after another. This is a form of social display. Typically the bird in the lead is
the male of a mated pair. The second bird is an unmated male chasing his rival from the
areawherehehopestonest.Thethirdisthefemaleofthematedpair,whichseemstogo
along for the ride.
