NOVA
Bird Brain: The Mystery of Bird Navigation
TV-PG
S1 • E8 Apr 21, 1974 55mBirds migrate in search of perpetual summer, sometimes traveling as much as 20,000 miles every year. NOVA uses radar to track and identify migrating birds that travel at night, focusing on how they coose routes tat avoid bad weather and make the best of prevailing winds—information that can aid meteorologists.
