Sea creatures keep showing up dead in California waters, and researchers may have an answer as to why. It has to do with ...

According to one app for nature observers, it's the most commonly seen creature in California: the western fence lizard. Why?

From the floodplain forests of the upper Mississippi River to the long coast of Lake Michigan, Wisconsin is rich in wetlands.

An "unprecedented" toxic algae bloom has overrun the coast of Southern California, sickening marine animals and staining the ...

Los Angeles is home to a diverse array of ecosystems, where hundreds of native wildlife live. Thanks to a robust scientific ...

It's not just a loss of money. Invasive species are also harmful to public health. For instance, these two mosquito species ...

An invasive Asian mussel species threatens critical Sacramento-San Joaquin Delta waterways and what the state plans to do ...

“We have to be pretty quiet because the beaver family is inside this lodge right now,” Alves said in a video shared by the agency Tuesday. It's where they spend the majority of the winter ...

In all of known history, "This is the largest animal disease outbreak we've ever had," says Maurice Pitesky, a veterinary researcher at the University of California ... the various flu strains ...

An elderly orthopedic surgeon admitted his love of birds turned into a dark obsession, telling a Brooklyn judge that he’s done with collecting stuffed endangered species for good. John Waldrop ...

At its October 10 meeting, the California Fish and Game Commission (the Commission) unanimously found that a petition to list the western burrowing owl as an endangered or threatened species in ...