In a new paper, a team of researchers is outlining possible explanations for the species' growth. Ferruginous hawks (Buteo regalis) are difficult to study because they do not show up consistently ...

The adjective ferruginous is defined by Merriam-Webster as “resembling iron rust in color.” I had downloaded photos onto my phone to aid in identification — think red-tail hawk, but bigger.

a part of their annual cycle that receives less attention than the breeding season yet carries important implications for species health. Ferruginous Hawks can be challenging to study. They don't ...

Since pre-settlement, the species population has decreased 40 per cent, according to the government's ferruginous hawk recovery plan. There was a dramatic decline in the number of ferruginous ...

Most of the hawks in Washington overwinter in California’s Central Valley. The birds are deemed a sensitive species in Oregon. Ferruginous hawks are more commonly spotted in northern Malheur ...

"This is only the fifth record of this species on the entire East Coast of the United States," he said. "It’s a big deal." The first sighting of a ferruginous hawk in New England was recent as ...

After rare bird sightings hit the news or social media, we always receive a bunch of reports, almost always of similar-looking species. The ferruginous hawk is similar to our abundant red-tailed ...

Ferruginous Hawks, and Prairie Falcons, all of which breed in the study region, declined in abundance on project sites. This outcome aligns with the relative sensitivity of these species to ...

Because more than 100 of the turbines, which could stand taller than the Space Needle, might pose a danger to a little-known and endangered species in the Tri-Cities area: the ferruginous hawk.

but so is the loss of species diversity, she said. “Moving forward in a way that’s single-mindedly focused on clean energy is not the answer,” she said. Ferruginous hawks emerged after years ...