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"Microbiome" of Sierra Nevada yellow-legged frogs shifts during infectious disease outbreaks

The endangered Sierra Nevada yellow-legged frog sitting on a rock

The endangered Sierra Nevada yellow-legged frog was once common in the Sierra Nevada Mountains.

Credit: Steven Sadro, UC


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a mountain lake in the Sierra Nevada

This lake in the Sierra Nevadas was inhabited by yellow-legged frogs.

Credit: Steven Sadro, UC


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Researcher Abby Mayer using a hand net to capture frogs from a lake in the mountains

Researcher Abby Mayer uses a hand net to capture frogs. Skin swabs taken, the frogs are released.

Credit: Andrea Jani, UC


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yellow-legged frog being held to take a swab sample

Non-invasive swab samples from yellow-legged frogs show bacteria on and infection in the frogs.

Credit: Abby Mayer


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The infectious pathogen Batrachochytrium dendrobatidis viewed at 600 times magnification.

The infectious pathogen Batrachochytrium dendrobatidis viewed at 600 times magnification.

Credit: Andrea Jani, UC


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A Sierra Nevada yellow-legged frog sitting on a rock

The last Sierra Nevada yellow-legged frog? Infectious disease outbreaks may tell the tale.

Credit: Andrea Jani, UC


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