Libros
My Awesome Field Guide to North American Birds
2021
Natural Laboratories: Scientists in National Parks Sequoia and Kings Canyon
2019
Arches and Canyonlands National Parks: In the Land of Standing Rocks
2012
Acadia National Park: Eye of the Whale
2013
Great Smoky Mountains National Park
2012
Yellowstone National Park: Eye of the Grizzly
2012