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Traumatic Insemination
Male bed bugs bypass the female's reproductive tract entirely, stabbing through her abdomen to inject sperm directly into her body cavity.
Bed Bug
Cimex lectularius
These blood-sucking insects have evolved one of the most violent and unusual mating methods in the insect world.
Vital Stats
🏷️ TypeTrue bug (insect)
🌍 Found InHuman dwellings worldwide — beds, furniture, crevices
📏 Size4-7mm (apple seed size)
⏳ Lifespan4-6 months, up to 1 year
🔞 Sexual Maturity5 weeks
💕 Mating SystemTraumatic insemination — male bypasses female's genitals entirely
👶 OffspringFemale lays 1-5 eggs per day, 200-500 in lifetime
🍆 Penis Size1.0 mm
⏱️ Sex Duration1 minute
🔬 Notable AnatomyMales stab through female's abdomen wall to inject sperm directly into body cavity
⚖️ Sexual DimorphismFemales slightly larger; males have curved, pointed reproductive organ