Wauer, Roland

Ruins To Ruins

Favorite Things

Mountainous West

Raptors

Ruins To Ruins

Finding Mexican Butterflies

Wild Bird Encounters

Feathers And Scales

Borderland Birds

Songbirds Of The West

Borderland Birds

Mountainous West, Denali To Pico De Orizaba

Wild Critters I Have Known

Bighorn, Pelicans And Wild Turkeys

Naturally . . . South Texas

For All Seasons

Birds Of The Northwestern National Parks

Favorite Things

Songbirds Of The West

Birding The Southwestern National Parks

Butterflies Of West Texas Parks And Preserves

Ruins To Ruins

Ruins To Ruins

Natural Inclinations

Natural Inclinations

When I Was Younger

When I Was Younger

Heralds Of Spring In Texas

The American Robin

Butterflies Of South Texas Incl. The Lower Rio Grande Valley: A Guide To Common & Notable Species (Quick Reference Guides)

Butterflies Of The Rocky Mountains Including Id, Mt, Ut, Wy, Co, Ne. Az & N. Nm: A Guide To Common & Notable Species

Naturalist's Mexico (Louise Lindsey Merrick Natural Environment)

Heralds Of Spring In Texas

The American Kestrel : Falcon Of Many Names

Birder's Mexico

Naturalist's Big Bend

Finding Butterflies In Texas: A Guide To The Best Sites

Butterflies Of The Lower Rio Grande

A Field Guide To Birds Of The Big Bend

Die Nacht Im Roten Kakadu