If, before a date, you like to spritz yourself to smell great for that special someone, you could be in good company, as this week, scientists in Japan have published a paper looking at ring-tailed lemurs who might be doing a similar thing. There's much debate about whether sex pheramones actually exist in humans - that is, whether we exude chemicals to stimulate some sort of sexual behavioural response in someone else. But could this be what's happening in our distant primate cousins? And what could this mean for us? Primate expert Jacob Dunn, who wasn't involved in the study and is from... Like this podcast? Please help us by supporting the Naked Scientists