Chemical communication and pheromones: Males that copulated for five minutes or more were more likely to leave a plug behind, they found, and the longer the copulation period, the larger the plug. We found that Harderian gland homogenate added to female pheromone with a small amount of detergent did, indeed, solubilize the pheromone. Related Articles Weird World Sudanese man forced to marry goat he raped. An associated finding of the present study is that the female sex pheromone, which is insoluble in aqueous solutions, became soluble in the presence of Harderian gland homogenate. Unnerved, the stingray makes a dash for freedom but is it too late? Inward current responses to urinary substances in rat vomeronasal sensory neurons.
Thirty-six male and four female red-sided garter snakes T.
How do snakes mate? The world of snake sex explained
Rather than pick the nicest looking or most impressive male, mating is more of a crapshoot for the female, with the closest male latching on as soon as the female presents herself by opening her cloaca, an orifice that leads into the vagina. The resulting methyl ketone residues were weighed on a digital scale Mettler AT and resuspended in 1 ml fresh hexane. Compared to being stabbed in the gut, mating plugs may not seem so extreme after all. According to what he reported, the middle-aged man had taken the lady he met along a road in the town, to a hotel to have sex with her in the hotel but he met the shock of his life when the woman allegedly turned into a mammoth reptile. Female red-sided garter snakes, not surprisingly, prefer to get copulation over and done with. When male snakes are not mating the hemipenis more to come on that later is inverted and rests in the cloaca.