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You searched for: Journal Behavioral ecology and sociobiology Remove constraint Journal: Behavioral ecology and sociobiology Source 2013 v.67 no.5 Remove constraint Source: 2013 v.67 no.5 Subject dimorphism Remove constraint Subject: dimorphism Text Availability Citation in PubAg Remove constraint Text Availability: Citation in PubAg
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1. Evolution of mating systems and sexual size dimorphism in North American cyprinids

Author:
Pyron, M.; Pitcher, T. E.; Jacquemin, S. J.
Source:
Behavioral ecology and sociobiology 2013 v.67 no.5 pp. 747-756
ISSN:
0340-5443
Subject:
Cyprinidae; body size; dimorphism; females; fish; males; mating systems; models; phylogeny; spawning; sperm competition; testes
Abstract:
... Mating systems evolve with sexual size dimorphism (SSD) in many animals. Mating systems with males larger than females occur when males compete for female access or guard territories, while mating systems with group mating tend to occur in species where females are the same size or larger than males. In addition to variation in SSD with mating system, sperm competition varies among mating systems ...
DOI:
10.1007/s00265-013-1498-5