A type of frog made famous by Mark Twain will soon be hopping and swimming through California's Yosemite National Park after a decades-long absence, officials said Wednesday. The California red-legged ...

Scientists who work with live organisms often have to move them between locations. This requires knowing what conditions creatures can tolerate well, and also can involve some unusual packing ...

State invasive species specialists will take a second official look-see this summer for nonnative snapping turtles and other herptiles in the Flathead. Fish Wildlife and Parks, and the Montana ...

A view of Cathedral Rocks at Yosemite National Park. California red-legged frogs and Western pond turtles – both missing from most Yosemite Natonal Park for decades – are also being reintroduced under ...