Penis fencing

Noun

Definitions

1.NounA mating behaviour in many species of flatworm, such as Pseudobiceros hancockanus, in which each creature attempts to pierce the other's epidermis with an extendable stylet and thus inseminate it.

Synonyms

penis fish amplexus precopula cuckoldry pterygopodium peneid fishworm cuckolder spearfishing love dart spadix fenestellid

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