Klaus
Klaus's Courses
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Bird Photography with Melissa Groo
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The Wonderful World of Woodpeckers
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Be a Better Birder 1: Size and Shape
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Be a Better Birder 2: Color and Pattern
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Be a Better Birder: Duck and Waterfowl Identification
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Ornithology: Comprehensive Bird Biology
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Bird Song Basics: Getting Started with Birding by Ear
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Understanding Bird Behavior
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Be a Better Birder: Warbler Identification
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eBird Essentials
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Be a Better Birder: Sparrow Identification
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Anything but Common: The Hidden Life of the American Crow
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The Wonderful World of Owls
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Growing Wild: Gardening for Birds and Nature
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Be a Better Birder: Hawk and Raptor Identification
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Be a Better Birder: Shorebird Identification
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The Wonderful World of Hummingbirds
