Birds migrate north from the Southern Hemisphere based on physiological responses to levels of sunlight exposure, which is consistent from year to year. But the state of their migration grounds is ...

A tiny, insect-eating bird that breeds in Alberta is delaying its annual migration south, a change likely triggered by ...

Birding: Tracking migration patterns gets a technological tailwind. Birds banded with geolocaters are getting new and useful data, especially those that travel between North America and South America.

Birding: Tracking migration patterns gets a technological tailwind. Birds banded with geolocaters are getting new and useful data, especially those that travel between North America and South America.

Changes in weather patterns signal bird migration. By Haylen Wilhite. Published: Sep. 19, 2024 at 8:19 AM CDT ... hundreds of millions of birds are beginning their migration to the south.

Since then, 795 lives have been lost to collisions between aircraft and birds, not to mention the countless bird fatalities. As aircraft get faster, quieter, larger and more numerous, the risk of ...

Traditionally, migratory birds are thought to arrive at their wintering grounds after fall migration and remain there until the spring migration back to breeding sites. This assumption forms the ...

Peak migration is defined by the seasonal window during which about 50% of nocturnal bird migration traffic passes through an area. On a map you can see a wave of peak migration move up from the ...

According to experts, the highest traffic times for migrating birds typically occur between 11 p.m. and 6 a.m., with hundreds of thousands of birds crossing over the Chicago area on highly ...