Lassen Volcanic National Park

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Cheatgrass

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Checking Lassen's Vital Signs

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Pikas in Peril

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Finding a Future for the Cascades Frog in Lassen Volcanic National Park

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American Dipper

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Northwestern Pond Turtle

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Monarch Butterfly - Featured Creature

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Coast Douglas-fir

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Anna's Hummingbird

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Curious about the Anna's hummingbird in southern Oregon and northern California? Explore its natural history in this edition of our monthly “Featured Creature,” brought to you by the Klamath Inventory and Monitoring Network.

Coming Full Circle: How Parks Are Using Conventional Tools in New Ways to Restore Imperiled Forests

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Whitebark Pine - Featured Creature

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2015 Freeman Tilden Award Recipients

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2007 NPS Environmental Achievement Awards

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Recipients of the 2007 NPS Environmental Achievement Awards

2003 NPS Environmental Achievement Awards

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Recipients of the 2003 Environmental Achievement Awards

California Groundcone

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Celebrating 50 Years of National Trails

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Managing Bull Thistle in Disturbed Areas of Lassen Volcanic National Park

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Tracking One of California's Rarest Mammals

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Forecasting Water from Snow

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Giant Water Bug

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Orange Sulphur

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Ladybug

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Pileated Woodpecker

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Curious about the pileated woodpecker in Oregon and California? Explore its natural history in this edition of our monthly “Featured Creature,” brought to you by the Klamath Inventory and Monitoring Network.

Carpenter Ant

Sida 2423 days agoCC0 1.0 (allmän egendom)