1. Wildlife wonders of Texas / by Clarence Cottam -- Invisible bird of Africa / by James P. Chapin -- The day I died in the Gulf of Mexico / by Arthur A. Allen -- In the mountains of the lammergeier / by Colonel R. Meinertzhagen -- A great naturalist and the long-tailed tree mouse / by Walter P. Taylor -- The bony treasure of Funk Island / by E. Thomas Gilliard -- Intermezzo / by John Kiernan -- 2. The last of the paradise parrots / by Alec H. Chisholm -- Trapped by an alligator / by Alexander Sprunt, Jr. -- African discovery / by Victor H. Cahalane -- The killdeer day / by Margaret M. Nice -- The wolves of Canelo / by Stanley P. Young -- Canadian North / by Paul L. Errington -- Crow music in Somalia / Myles E.W. North -- 3. The ant-thrush chicks / by Alexander F. Skutch -- Tragedy / by Jean Delacour -- The whooping crane's world / by Robert P. Allen -- Sahara crossing / by David Bannerman -- Escape at Three Arch Rocks / by Olaus J. Murie -- Food supply and wren behavior / by Edward A. Armstrong -- The mountain nyala / by T. Donald Carter -- 4. Search for the rare ivorybill / by Don Eckleberry -- Of skunks, facts, and time / by Durward L. Allen -- The lost flamingos / by Roger Tory Peterson -- Netchilik / by J. Dewey Soper -- On becoming a naturalist / by F. Fraser Darling -- The hunting of the cooper's hawk / by Herbert L. Stoddard, Sr. -- Caught in a dust storm / by George Miksch Sutton -- 5. Migration in a Pyrenean pass / by David Lack -- The crowned eagle / by Leslie H. Brown -- Honeymoon on Cobb Island / by Olin Sewall Pettingill, Jr. -- The eider and her helpers / by Harrison F. Lewis -- The marsh that came back / by Ira N. Gabrielson -- Through the years / by Alfred M. Bailey -- Green harvest / by H. Albert Hochbaum -- Thoughts on an Arctic adventure / by Alexander B. Klots