An epidemiological study found that 56% of a large breeding colony of Caspian terns died from a 2023 outbreak of highly pathogenic avian influenza at Rat Island in Washington state. Since then ...

Performing medical tests on colonies of herring gulls, black-crowned night herons and Caspian terns to see whether pollution is contributing to their health problems and low population numbers. For ...

That meant drawing and watercoloring, in Audubon's style, life-size birds — a challenge not only for large birds such as the ...

provided genetic information for informing conservation of Caspian terns in North America, and (3) illuminated patterns post-Pelistocene population differentiation in a number of bird species.