Geographical Location: Western

Not all salamanders live under rocks or in the water. California hosts a species that lives in the crowns of redwoods—the world’s tallest trees—and although it’s called the wandering salamander...

Arroyo toads’ have seemingly weathered long-term drought in California, but the desert specialists are still disappearing from some of their former wetland breeding sites. The arroyo toad (Anaxyrus californicus) is...

Efforts to save whales on the West Coast often focus on individual stressors—things like entanglements in fishing gear or vessel strikes. But since humans pose multiple threats to whales, researchers...

Mosquito control and captive breeding may be the only ways to save two Hawaiian bird species hurtling toward extinction on the island of Kauai. Only a few dozen ‘akikiki (Oreomystis...

Fishers are not the easiest mammals to keep tabs on. But in Northern California, the Hoopa Valley Tribe’s wildlife division has been capturing and studying them since 2005, creating one...

Arizona Game and Fish biologists and road ecologists have been working with the Arizona Department of Transportation and other agencies across the country, advising them on how to build wildlife...

As wolves make their way back to California, wildlife managers find themselves encountering plenty of rumor and suspicion. Many wolf critics suspect the California Department of Fish and Wildlife is...

The U.S. Fish and Wildlife Service recently released a court-ordered draft revision to its 2017 Mexican Wolf Recovery Plan, providing measures aimed at reducing human-caused mortality like poaching and vehicle...

By the 1980s, more than 80% of populations of Chiricahua leopard frogs in Arizona and New Mexico had disappeared. The amphibians faced habitat loss, predation by invasive fish like bass...

California plans to break ground on April 22—Earth Day—for what it’s calling the world’s largest wildlife crossing. The bridge will cross 10 lanes of Highway 101 and a feeder road...