The first stopover site map for U.S. migratory birds reveals the attraction of urban light pollution.
birds
Cormorants Are Helping Characterize Coastal Ocean Environments
The Cormorant Oceanography Project is using sensors deployed on diving marine birds to collect broadly distributed oceanographic data in coastal regions around the world.
Mass Bird Die-Off Linked to Wildfires and Toxic Gases
Using observations from crowdsourced science and weather location data, researchers concluded that wildfires caused a mass die-off of birds in the western and central United States in 2020.
Birds Sang a New Song During the Pandemic
White-crowned sparrows in the San Francisco Bay Area sang differently during California’s COVID-19-induced shutdown, recordings have revealed.
Birds Are Getting Caged In at Brazil’s Savanna
Deforestation and climate change threaten life in the Cerrado. A new study shows how few places there are left to go.
Science in This Century Needs People
An ecologist built an army of beach surveyors over 20 years and now has the world’s largest data set of marine bird mortality informing climate change and disaster studies.
Penguin Poop Keeps a Record of Antarctic Glaciation
Scientists are digging up Adélie penguin guano to study millennia of Antarctica’s history.
Peruvian Mountain Birds Take an “Escalator to Extinction”
As the climate warms, tropical birds living in the mountains are retreating to higher elevations to avoid the heat. What happens when they run out of mountain slope to escape to?
Nutrient-Rich Water Around Seamounts Lures Top Predators
At an Indian Ocean marine refuge, tides drive cold water laden with nutrients onto the tops of underwater mountains, where it sustains a long food chain that culminates in sharks, tuna, and seabirds.
Sooty Bird Bellies Yield Insights into Historical Air Pollution
A new study mined museum collections to investigate just how sooty the air in the United States has been for the past 135 years.