1. Migration of birds has been an astonishing phenomenon for thousand of years.
A. It has also been suggested that birds are sensitive to terrestrial magnetism a bird may be able to detect through its ears, each magnetic field and so recognize whether its lane lies to North or South.
B. Birds find their way through a combination of sighting features like rivers, coastlines and mountain ranges observing the stars using the sun for guidance smell and probably following their neighbors.
C. How do they know when and where to go? Obviously, they cannot read maps, calenders or clocks.
D. One explanation also says birds have extraordinary organs that register every turn of the road, and birds are credited with knowing their geographic position in regard to its nesting ability.
6. So if someone calls you a "bird brain' it is actually a compliment because the birds can do things men cannot.
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