Is (or was , since it sounds quaint now) the phrase "the birds and the bees" mostly an American thing or is it also used in other english-speaking countries as a euphemism in reference to sex education. What other euphemisms or idioms are used around the world within the context of sex education (not formal sex education in a classroom setting, more along the lines of "The Talk" parents have with their kids). I'm interested in phrases used in other languages too. ...