Watched a really good video on vent sexing on youtube, and thought I would have a try on my baby runners. I have 5 and from my amateur attempts, I think there are 4 ducks and just 1 drake! Only time will tell if I was right...so here it is for posterity!
Black/white= boy
White= girl
Blue/white= girl
Beige/white= girl
lemon/white= girl
Black/white= boy
White= girl
Blue/white= girl
Beige/white= girl
lemon/white= girl