Fall migration is underway for the birds of North America and, during peak days, hundreds of millions of birds pass overhead under the cover of night. “The earliest migrants are on their way as early ...

Every spring and fall, something extraordinary happens in the sky. Without most people ever noticing, billions of birds take flight under cover of darkness. These nocturnal travelers are mostly small ...

Large clusters appearing on weather radars are likely massive flocks of migrating birds, not storms. A record-breaking 1.2 billion birds were estimated to be migrating in a single night during the ...

As the fall bird migration gets underway, bird watchers can track birds in flight across Michigan and the nation as they flock southward each night. The BirdCast Migration Dashboard, a live migration ...

PARADISE, MI – This bird observatory has nearly 50 years of data on migrating raptors and waterbirds but has not tracked nocturnal birds – until now. While bird counters can simply use their eyes to ...

Millions of Michigan's birds are heading south for the winter and bird watchers can track their annual fall migration flights live. The BirdCast Migration Dashboard, a live migration map provided by ...

ITHACA, N.Y. — New radar maps from the Cornell Lab of Ornithology show real-time nocturnal bird migration across the United States. The maps use the national weather radar network to chart bird ...

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.

Humans use calendars, while animals track the seasons in myriad ways — but the red-necked nightjar answers only to the moon.