Zoölogy: The Science of Animal Life Popular Science Library, Volume XII (of 16), P. F. Collier & Son Company, 1922

Bölsche, Wilhelm, 1861-1939

Huizinga, S. P. [Editor]; Brehm, Alfred Edmund, 1829-1884

Brehm, Alfred Edmund, 1829-1884

Brehm, Alfred Edmund, 1829-1884

Brehm, Alfred Edmund, 1829-1884

Metzelaar, J. [Translator]; Lamarck, Jean Baptiste Pierre Antoine de Monet de, 1744-1829

Holder, Charles Frederick, 1851-1915

Meldola, Raphael, 1849-1915 [Translator]; Darwin, Charles, 1809-1882 [Author of introduction, etc.]; Weismann, August, 1834-1914

Huxley, Thomas Henry, 1825-1895

Shipley, A. E. (Arthur Everett), Sir, 1861-1927 [Editor]; Herdman, W. A. (William Abbott), Sir, 1858-1924; Bridge, T. W. (Thomas William), 1848-1909; Boulenger, George Albert, 1858-1937; Harmer, S. F. (Sidney Frederic), 1862-1950 [Editor]

Coleman, Walter Moore, 1863-1926