Geographical Location: Western

The western monarch butterfly population has been decreasing on its usual breeding grounds throughout the West. Last winter, overwintering numbers were the lowest ever recorded. But that may not mean...

Bee species that can easily change their pollination behavior have a better chance of survival in an area of California that’s under stress from agriculture and climate change. Intensive monoculture...

A 15-year-old student recently launched a mobile app game to get children more interested in birding without even having to go outside. Adam Dhalla, the recipient of the 2018 American...

A female hawksbill sea turtle unwittingly ingested many of the chemicals in her body while feeding off the coast of northern Oahu for several years before 2012. By the time...

Avian botulism first hit Laysan ducks in Midway Atoll in 2008. The disease, essentially a form of food poisoning, threatened to derail the recovery work of one of the most...

A new disease is causing strange behavior in young black bears in California and Nevada. Videos and other reports have appeared around Lake Tahoe and in California documenting young bears...

The U.S. Fish and Wildlife Service is proposing to reclassify the ae’o, or the Hawaiian stilt (Himantopus mexicanusknudseni), from endangered to threatened under the Endangered Species Act. The Hawaiian stilt,...

In 1964, a federal control agent with the U.S. government shot and killed the last known jaguar north of Interstate 10 in Arizona. While some people have spotted the animals...

The California condor will return to the Pacific Northwest for the first time in a century. The U.S. Fish and Wildlife Service, National Park Service and the Yurok Tribe plan...

Large tracts of high-quality habitat for Mexican wolves can be found across northern Mexico and the southwestern U.S., according to cross-border distribution modeling revealing suitable areas for the animals. Mexican...