Meet the regal western kingbird — a fierce defender of its nest and a bright sight along open fields in the west.

Couch’s Kingbird is a large, aggressive flycatcher with a bright yellow chest and gray head. It closely resembles the ...

Adult: dark gray face and breast (slightly paler throat) contrasts sharply with bright yellow belly; these colors blend at sides of breast to form olive-green patches. Brown crown blends to olive ...

Adult: gray and yellow areas of underparts fairly bright, with abrupt gray-yellow contrast on breast. Outer pairs of tail feathers extensively rufous on inner webs; dark shaft stripes and rufous ...

The Center for Biological Diversity sued the U.S. Bureau of Land Management and Fish and Wildlife Service today for failing to protect the endangered Southwestern willow flycatcher, threatened ...