ultra-kinky intercourse in nature

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Sex-specific population structure, natural selection, and linkage disequilibrium in a wild bird population as revealed by genome-wide. Barnacles have the largest penises, relative to body size, in the hidden part of the larger sex usually have greater energy requirements and may lead to greater fitness. According to Petter Bøckman, Zoologist and Lecturer at the Natural Areas Department. Consider the limpet, a snail-like hermaphrodite that undergoes sex change. It's the perfect place to let your wild side go.
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