Moreland, R B Characterizing the reproductive physiology of the male southern black howler monkey, Alouatta caraya. [electronic resource] - Journal of andrology - 395-403 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0196-3635 Subjects--Topical Terms: Aging--physiologyAlouatta--physiologyAnimalsCellular Senescence--physiologyEjaculationMaleReproduction--physiologySeasonsSemen--metabolismSpermatozoa--physiologyTestosterone--metabolism