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Penguins females involved in prostitution
Adelie penguins build nests for egg laying of pebbles. When adjacent pairs diverted, these penguins do not hesitate to steal their gems. And some females for prostitution stones, although they have a permanent partner.
They pretend that they are looking for the stones and go away from the sight of his partner. Find a single male, who also make nests in the hope to have a family, let them mate with them and then carry one or more stones in the nest.
Source: www.snob.ru
via factroom.ru
