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Mariposa Grove of Giant Sequoias is closed until spring 2017 - The Mariposa Grove is closed for a restoration project. More

Increase in incidence of plague in western United States in 2015 - Plague, which is carried by infected rodents and their fleas, was detected in rodents and fleas at Crane Flat, Tuolumne Meadows, and Tamarack Flat Campgrounds. The park treated these areas; risk of exposure remains low. Don't touch or feed wildlife More

Yosemite Insider Experience Naturalists

One highlight of the Yosemite Insider Experience is the caliber of the naturalists leading the program. You’d be hard pressed to find more knowledgeable, engaging, friendly and fun people anywhere.

Pete Devine

Yosemite Naturalist, Pete Devine

Pete Devine is the Resident Naturalist for the non-profit Yosemite Conservancy.  Pete has lived in Yosemite for about 20 years, has hiked most of its trails, and explained Yosemite to thousands of park visitors.  He has studied the Lyell Glacier, added to the park’s bird studies and trained rangers in history, geology and biology.  You may have seen Pete’s work in the ‘Yosemite Frazil Ice’ video. 

Michael Ross

Yosemite Naturalist Michael Ross

Michael Ross is the author of over 40 books and has been a ranger, teacher and naturalist in Yosemite for 30 years.  He has backpacked extensively throughout the Sierra, taught for Merced College, Yosemite Institute/NatureBridge and Yosemite Conservancy, trained rangers and serves as a resource of deep park knowledge for visitors and locals alike. 

 Dan Webster

Yosemite Conservancy Naturalist Dan Webster

Dan's first wilderness job in California was as a forest fire fighter, and that is handy as he now teaches about the role fire ecology plays. These days he is a Sierra Nevada based naturalist, birder, hiker, and father of two boys who love being outside. In addition to enjoying and interpreting the wonders of Yosemite, Dan is the director of a summer camp in Western Maine where he lead wilderness trips for 23 years. Dan's motto is, "Any day in the mountains is a good day." He strives to weave science, wonder, and joy for a deeper appreciation and connection to nature.

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