Add Yahoo as a preferred source to see more of our stories on Google. A federal court upheld the southwestern willow flycatcher’s protection under the Endangered Species Act following a lawsuit by the ...

One of the first imperiled animals the Center championed, the southwestern willow flycatcher has suffered more than a century of steady decline. Livestock grazing, dams, water withdrawal, and sprawl ...

Even with powerful top-notch binoculars, it’s not easy singling out the Southwestern Willow Flycatcher from other subspecies of a family of birds known collectively as Empidonax. Expert bird watchers ...

USDA’s Natural Resources Conservation Service has $1.3 million to spend in California as part of initiatives to conserve sage grouse and the Southwestern Willow Flycatcher. The grants, part of the ...

A new study documents the steep decline of a population of endangered southwestern willow flycatchers over 16 years -- and the change in the sex ratio that has left the birds' future hanging on a ...

WASHINGTON— Longtime conservation partners the Center for Biological Diversity and Maricopa Audubon Society took to the courts today to fight once more to protect the endangered Southwestern willow ...

As the climate changes, living things must adapt to new environmental conditions in one of two ways – either geographically or genetically. While it’s relatively simple for scientists to track and ...

A U.S. Department of Agriculture program designed to control invasive streamside trees by releasing exotic leaf-eating beetles has gone awry and is destroying the nesting areas of a federally ...

Wonderful to be home again, home again from a month away! We arrive back on May Day, the beginning of the best birding season here in the Berkshires with migrants streaming in under the cover of ...

As the climate changes, living things must adapt to new environmental conditions in one of two ways—either geographically or genetically. While it's relatively simple for scientists to track and ...