invasive species

Mongooses Stink Less, Have Bigger Balls After Invading Islands

Mongooses Stink Less, Have Bigger Balls After Invading Islands

Over the last 150 years, the males of certain invasive mongooses have undergone some serious tweaks to their sexual anatomy. New research suggests that the mongooses’ anal pads—which produce a scent that is apparently very alluring to female mongooses—have become comparatively shrunken, while their testicles have gotten bigger.