Area of Focus: Habitat Ecology

Volunteers collected at least 961 birds

Pack position and physical health also influenced cortisol levels

Seth Magle and Jeannine Fleegle earned the Special Recognition Service Award this year

Arachnids can be an indicator of mercury pollution in bats, birds and amphibians

Gulls can cause huge problems for wildlife managers in some cities. When they nest in large colonies near airports, these urban-adapted, roof-nesting birds pose a risk of collision with planes....

A U.S. Supreme Court decision has forced the EPA to remove federal protections from approximately 63% of U.S. wetlands

The declines are steeper than in any other bird type

Light pollution can be harmful to some urban birds, but robins make the most of it

$2.9 billion Mid-Barataria Sediment Diversion seeks to rebuild miles of lost land and marshes

Archaeological remains reveal how the Canadian Arctic’s food web has changed