Birds 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.
Las reseñas aparecerán aquí una vez que los miembros compartan sus opiniones.
Aún no hay música
Añadir banda sonoraPublicidad
