Glossary of Ecology (6th ed.) by Krebs (2009)
- mating of one male animal with several females.
Glossary of "Life (9th ed.)" by Sadava et al. (2011)
- Mating system in which one male mates with multiple females.
Glossary of "The Third Chimpanzee" by Diamond (2014)
- type of polygamy in which a man can be married to more than one woman
- Diamond, J. (Adapted by Stefoff, R.) 2014. The Third Chimpanzee, For Young People, on the Evolution and Future of the Human Animal. xiii + 370 pp. Seven Stories Press, New York.
- Krebs, C. J. 2009. Ecology, 6th ed. -xvi + 655 pp. Pearson Benjamin Cummings, San Francisco.
- Sadava, D., Hillis, D. M., Heller, H. C. & Berenbaum, M. R. 2011. Life: The Science of Biology, 9th ed. -xliv + 1266 pp. Sinauer Associates, Inc., Sunderland.