The frog's prevalence made it a popular food source in the 1800s and for miners during the California Gold Rush, says Bennett Hardy, an amphibian ecologist at the San Diego Natural History Museum.

The frog's prevalence made it a popular food source in the 1800s and for miners during the California Gold Rush, says Bennett Hardy, an amphibian ecologist at the San Diego Natural History Museum.

High in the arid mountain forests of eastern California there is a living tree that's older than the pyramids of Giza and the ancient city-state of Babylon — but its location is a secret. The ...

The annual frog jump on the lawn at the California Capitol marks the beginning of summer, but it's also a chance to put politics aside and concentrate on leaping forward, together, as a state.

Years ago, scientists moved eggs of a federally threatened frog from Mexico to Southern California. Audio monitoring -- with an AI assist -- now shows the complicated conservation effort is working.

Hidden high in the White Mountains of eastern California, a gnarled, weathered tree quietly holds a staggering secret — it's nearly 5,000 years old.