Softcover, New York: Linnean Society of New York, 1962. Good with No dust jacket as issued.
Sound binding. Clean, tanned pages. Wrappers have general shelf wear, fading at spine. Chapters: Functions of parental care. Examples of post-embryonic development of behavior in vertebrates. Precox and alttrix in birds. Stages of development in behavior. Precocial chicks independent of their parents: megapodes. Precocial chicks that follow parents and find their own food: ducks, killdeer, spotted sandpiper. Precocial chicks that follow parents and are shown food: domestic chicken. Precocial chicks that follow parents and are fed by them: grebes, Virginia rail, sora, coot. Semi-precocial chicks that stay at or near nest, though able to walk: gulls, terns. Semi-alicial chicks, unable to leave nest but covered with down: bittern, condor, owls. Altricial chicks, unable to leave nest, naked or nearly so: passerines. Comparison of behavior development in some precocial and altricial birds. Embyological development in precox and altrix. Development of temperature regulation in birds. General summary, bibliography, index of subjects, index of species and taxa. ; Transactions of the Linnean Society of New York; Vol. 8; 9.0" tall; 211 pages.