The preparation of birds for study : instructions for the proper preparation of bird skins and skeletons for study and future mounting /

Mode of access: Internet.

Stories of bird life /

Mode of access: Internet.

Nongame bird strategies /

"This document was prepared by staff biologists Elisabeth Cummings and John L. Trapp" --P. 2.

The bird book; a new book for bird-lovers, teachers, and students, with more than 500 questions and answers,

Includes index.

Atlas of climate change effects in 150 bird species of the Eastern United States /

"September 2004"--P. [2] of cover.

How to study birds : a practical guide for amateur bird-lovers and camera-hunters /

Includes index.

Bird-life : a guide to the study of our common birds /

Includes bibliographical references.

Bird conservation implementation and integration in the Americas : Proceedings of the third International Partners in Flight Conference, March 20-24, 2002, Asilomar, California /

"June 2005."

A half century of bird life in Berks County, Pennsylvania,

Mode of access: Internet.

Western bird guide : birds of the Rockies and west to the Pacific /

Includes index.

Bird guide : water birds, game birds and birds of prey /

On cover: "East of the Rockies" added to title.

Bird neighbors : an introductory acquaintance with one hundred and fifty birds commonly found in the gardens, meadows, and woods about our homes /

Includes index.

The bird life of Berks County, Pennsylvania /

Mode of access: Internet.

The bird book; Bird neighbors and Birds that hunt and are hunted,.

Includes index.

"Every bird" a guide to the identification of the birds of woodland, beach and ocean. With one hundred and twenty-four line illustrations

Mode of access: Internet.