Books By Keith Hansen - Author

Keith Hansen illustrated and coauthored Hansen's Field Guide to the Birds of the Sierra Nevada (Heyday, 2021), a field guide companion to Birds of the Sierra Nevada: Their Natural History, Status, and Distribution. He is a professional bird illustrator whose images have been featured in Discovering Sierra Birds; Birds of Yosemite and the East Slope; and Natural History of the Point Reyes Peninsula, among other books.