Peterson Field Guide to North American Bird Nests Magnification_6x One of the stand-out optical

One of the stand-out optical features of the new BDII-XD series is their enviable large fi eld of view

Burn Time: 4-6 hr/each

The durable Plexiglas lasts for years and years

ISBN-13: 978-1-55105-917-4

Eco-glass optics that are free of lead and arsenic are used for all lenses and prisms

Peterson Field Guide to North American Bird Nests Magnification_6x One of the stand-out opticalCasey McFarland, Matthew Monjello and David Moskowitz A comprehensive field guide to the nests and nesting behavior of North American birdsBeyond being a simple reference book, the Peterson Field Guide to North American Bird Nests is a practical, educational, and intimate doorway to our continent's bird life. The diversity of nests and nesting strategies of birds reflect the unique biology and evolution of these charismatic animals. Unlike any other