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 ...

The birds studied were herring gulls, Caspian terns and black-crowned night herons. Start the day smarter. Get all the news you need in your inbox each morning. The birds were assessed at known ...

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.

The birds studied were herring gulls, Caspian terns and black-crowned night herons. The birds were assessed at known water-contaminated locations including the Saginaw Bay and River area of ...