April has officially arrived, marking the peak time for spring bird migration. After a long and cold winter, many migratory birds are now embarking on their travels north. Wondering why migration ...
Cornell University's BirdCast uses radar to track the massive nocturnal spring migration of birds. You can use the online dashboard to see live migration maps and how many birds flew over your county.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results