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Androgen levels of reproductive competitors in a co‐operatively breeding cichlid
Author(s) -
Oliveira R. F.,
Hirschenhauser K.,
Canário A. V. M.,
Taborsky M.
Publication year - 2003
Publication title -
journal of fish biology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.672
H-Index - 115
eISSN - 1095-8649
pISSN - 0022-1112
DOI - 10.1111/j.1095-8649.2003.00260.x
Subject(s) - cichlid , biology , testosterone (patch) , androgen , endocrinology , medicine , reproductive success , zoology , demography , hormone , fishery , population , fish <actinopterygii> , sociology
Androgen levels of family groups of Neolamprologus pulcher were assessed using non‐invasive methods. There were no significant differences in the excretion rates neither of testosterone nor of 11‐ketotestosterone between territorial and helper males.