Mating and Parental Care in Lake Tanganyika's Cichlids
Author(s) -
Kristina M. Sefc
Publication year - 2011
Publication title -
international journal of evolutionary biology
Language(s) - English
Resource type - Journals
eISSN - 2090-8032
pISSN - 2090-052X
DOI - 10.4061/2011/470875
Subject(s) - cichlid , paternal care , biology , mating , sexual selection , mating system , zoology , ecology , sexual dimorphism , mate choice , fishery , fish <actinopterygii> , pregnancy , genetics , offspring
Cichlid fishes of Lake Tanganyika display a variety of mating and parental care behaviors, including polygamous and monogamous mouthbrooding and substrate breeding, cooperative breeding, as well as various alternative reproductive tactics such as sneaking and piracy. Moreover, reproductive behaviors sometimes vary within species both in space and in time. Here, I survey reports on mating and parenting behaviors of Lake Tanganyika cichlid species and address the evolution of mating and parental care patterns and sexual dimorphism. Notes on measures of sexual selection intensity and the difficulties of defining mating systems and estimating selection intensities at species level conclude the essay
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