Title: Naturalist's Big Bend : an introduction to the trees and shrubs, wildflowers, cacti, mammals, birds, reptiles and amphibians, fish, and insects /
Authors: Wauer, Roland H.
Publisher: Texas A&M University Press,
Year: 1980
Subjects: Zoology Texas Big Bend Region.; Botany Texas Big Bend Region.; Big Bend National Park (Tex.)