Scientists track hoverfly migration
Researchers are using radar to understand more about insect migrations. In southern England, scientists run a network of small radar stations that scan the sky 24 ...
migration
For some songbirds, migration ends in a shark’s mouth
When Marcus Drymon was conducting his usual shark surveys in the Gulf of Mexico in 2010, he wasn’t surprised to catch a small tiger shark (Galeocerdo cuvier). The ...
Sleep-deprived songbirds make ‘marathon’ journeys
Could the ways that songbirds prepare for their migrations apply to humans, too? Biologists at Penn State think so. “Imagine if you became morbidly obese before ...
Coming north, blackpoll warblers leave threatened landscape
As blackpoll warblers (Setophaga striata) start to return to the Great Lakes Basin on a stopover to Alaska and northern Canada, attention is turning to their ...
Watch: Tracking the monarchs to Mexico
Before the 1970s, where monarch butterflies overwintered was a mystery. Then researchers succeeded worked with Mexicans to trace the migration to the hills of ...
Fall of the monarchs
Over the last two decades, the number of monarch butterflies (Danaus plexippus) in North America has plummeted by approximately 90 percent — in part due ...
Tiny blackpoll warblers fly 12,500 miles in yearly migrations
Half-ounce songbirds, blackpoll warblers (Setophaga striata) redefine the meaning of endurance in their epic trip from the northwestern edge of Alaska to the East ...
Video: Rains cause painted ladies to linger in California
Heavy desert rainfall has been keeping large swarms of painted lady (Vanessa cardui) butterflies in California, delaying their migration. These clouds of ...
Unpredictable climate impacts may await migrating birds
Looking toward the future, researchers found migrating birds in the Western Hemisphere will likely face challenges as a result of a changing climate in the next 40 ...
The late bird gets later
A few years ago, University of Guelph researcher Elizabeth Gow’s work wouldn’t have been possible. But improvements in technology allowed biologists to fit tiny ...