Cone snails are a group of highly venomous marine snails. Their shells are beautiful, but they pack a powerful neurotoxic punch: some members of this family are so poisonous that they can easily kill a person. But one species of cone snail, called Conus imperialis, produces a very different reaction in the worms they hunt. This snail has a venom cocktail that includes pheromones: it uses similar chemicals to the ones the worms give off when mating. Why make a worm aphrodisiac? Phil Sansom spoke to Joshua Torres from the University of Copenhagen about these strange creatures... Like this podcast? Please help us by supporting the Naked Scientists