
$14.00
Field-test this pair on our Lake Erie waterfront against real birds and test charts, or ask us about an in-home trial if you can't make it to the store. We'd rather you got the right glass than the expensive one.
The Sibley Folding Guide to Warblers of Eastern North America is an essential quick reference for identifying these vibrant birds. Featuring detailed illustrations by David Sibley, this guide covers all regularly occurring warbler species found east of the Rocky Mountains, including regional variations and distinct plumages. Compact and durable, this laminated guide is perfect for field use, providing instant access to key identification information like size, shape, color patterns, and habitat. Whether you're a beginner or seasoned birder, this guide will enhance your warbler identification skills in the field.