Birdwatchers get very excited when a ‘rare’ migratory bird makes landfall having been blown off-course and flown beyond its normal range. But these are rare for a reason; most birds that have made the journey before are able to correct for large displacements and find their final destination.
Click here for original story, Birds can ‘read’ the Earth’s magnetic signature well enough to get back on course
Source: Phys.org