Worm Penis Fight
Penis fight, also referred as
penis fencing, is basically a mating activity performed by certain species of
flatworm, for example Pseudobiceros hancockanus. These flatworms are mainly
hermaphrodites, i.e. a species not having a specific sex. Each individual
flatworm features two penises which are white and pointed. Being hermaphrodites,
each individual possesses both - ovaries to produce eggs and testes to produce
sperms. To perform the act of mating through penis fencing, each of the two
flatworms attacks the other with its pair of sharp penises tha... full
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