1. Chromatophores and Color Change: The Comparative Physiology of Animal Pigmentation;Bagnara,1973
2. The Clockwork Sparrow: Time, Clocks, and Calendars in Biological Organisms;Binkley,1990
3. Functional Avian Endocrinology;Dawson,2005
4. The Pituitary Gland: A Comparative Account;Holmes,1974
5. Atlas of Endocrine Organs: Vertebrates and Invertebrates;Matsumoto,1989