Sperm Receptacles [2021] -

Silicone receptacles used at home or in clinics to hold sperm directly against the cervix to increase the chances of conception. 🧪 Key Differences: Receptacle vs. Production

This female control drives an evolutionary arms race known as sexual conflict . Because females are selecting for sperm that can navigate complex receptacles, males evolve specialized tools to bypass these defenses. sperm receptacles

: By storing sperm, females can fertilize multiple batches of eggs over weeks, months, or even years without needing to find a new mate. Silicone receptacles used at home or in clinics