CASTLE DANGER -- A quick flitter in the treetops, then a chirp or short song is all it takes to get Anna Peterson to make a mark on her clipboard. She pauses on her walk through the woods, checks her ...

Every spring, migratory birds arrive in the continental United States from south and central America to breed. But precisely when they arrive each spring varies from year to year. In a NASA-led study ...

Many migratory birds die each year flying into the blades of our wind farms. Weather radar data is showing us how we can be nicer to our skyfaring friends. Norway is sacred ground for nature lovers.

KALAMAZOO, Mich. — The Kalamazoo Nature Center, nestled about five miles north of downtown as the crow flies, can teach anyone interested about the great outdoors in West Michigan. Lewis Batts, one of ...

When the song pauses in a game of musical chairs, everyone jostles for one of the remaining seats. Bird migration today is much the same. When it’s time for a break in their biannual travels, ...

Platforms such as iNaturalist and eBird encourage people to observe and document nature, but how accurate is the ecological data that they collect? In a new study published in Citizen Science: Theory ...

Every year, approximately 7 million birds migrate through the city of Chicago as they travel the Mississippi Flyaway, one of the primary migration routes for North American birds. However, for these ...

A study shows that rainfall controls tropical bird breeding by triggering the growth of plants and insect populations.

Bird strikes with aircraft pose a serious threat to human safety. The problem dates back to the early days of aviation, with the first death of a pilot recorded in 1912 when an aircraft crashed into ...

Since the first avian influenza outbreaks hit the U.S. early this year, health and agriculture experts have struggled to track the virus’s spotty path as it spreads in dairy cow herds and an unknown ...

Western tanagers are migratory birds that are present in Northern California in the spring and again in late summer. A new study shows that observations by 'citizen scientists' using apps such as ...