A fascinating study has found that sniffing female tears significantly reduced male aggression and decreased activity in aggression-related brain networks. It’s suggested that the effect, which is caused by chemical signals in tears and is also seen in rodents, serves a protective function.
Male ducks have corkscrew penises, and female ducks have corkscrew vaginas that go the opposite direction.
I will think of this comment the next time I’m opening a bottle of wine
Does one of them end up doing a helicopter 🤔?