hi i would just like to know....how can i be able to sex day old ducklings(mostly day(s) old pekins)? i know with adults is the voice and curly tail feather for the male(is this only with pekins?) but how do hatcheries sex their ducklings in a timely matter? i have heard that you look into the cloaka or something...i have no idea what that is or how to do it correctly....would apreciate some informative thread, website where i can see how people do it. has anyone done it before, and does it work? thank you