Abstract
THERE are quite a number of African mouth-breeding cichlids (Haplochromis and related genera) the males of which bear very conspicuously yellow or orange spots near the base of the anal fin. The function of these so-called ‘anal ocelli’ has now been elucidated in Haplochromis wingatii.
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WICKLER, W. ‘Egg-dummies’ as Natural Releasers in Mouth-breeding Cichlids. Nature 194, 1092–1093 (1962). https://doi.org/10.1038/1941092a0
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DOI: https://doi.org/10.1038/1941092a0
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