TitleChastity belts in gartersnakes: the functional significance of mating plugs
Publication TypeJournal Article
Year of Publication2000
AuthorsShine, R, Olsson, MM, Mason, RT
JournalBiological Journal of the Linnean Society
Volume70
Pagination377-390
Type of ArticleJournal Article
ISSN0024-4066
Abstract

Male red-sided gartersnakes (Thamnophis sirtalis parietalis) deposit a thick gelatinous plug that occludes the female cloaca after copulation. Previous workers have interpreted the plug as a sexually-selected adaptation to (1) physically prevent re-mating by the female, and/or (2) provide pheromonal cues to discourage courtship by rival males or to decrease recepticity by females. Our data support the former hypothesis, but not the latter. Plugs serve as effective physical barriers to additional copulation for

URL<Go to ISI>://WOS:000088077500001
DOI10.1111/j.1095-8312.2000.tb01229.x