Sisters act together

A team of researchers from the Konrad Lorenz Institute of Ethology at the Vetmeduni Vienna studied cichlid fishes in Lake Tanganyika in central Africa. The researchers observed that female fish dispersed longer distances from their natal grounds than males. To minimize risks and to secure the spread of their genetic information, females often swim together in a shoal with female siblings. Males prefer shoaling with non-siblings. The results were recently published in the journal Oecologia. —> Read More Here


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