Kentucky's first Parasitic Jaeger, Michigan's first Lucy's Warbler, Wisconsin's first Inca Dove, Nevada's first Sedge Wren, and more rare-bird sightings.

Scientists and birdwatchers describe the effect of prolonged drought on Northern Bobwhite, overwintering waterfowl, owls and migratory birds, and resident species in Texas and neighboring states.

What caused hundreds of Blackpoll Warblers, Connecticut Warblers, and other birds to be killed at a wind farm in West Virginia during their fall migration.

Why Inca Dove, Lucy's Warbler, Brown-crested Flycatcher, and many other western and southwestern bird species turned up east of the Mississippi River in October and November 2011.