This is for 6+ mixed/pure duck eggs. Here are the possibilities:
Boys: 1 Mallard, 1 Buff/Pekin mix (looks more like a blue suede)
Girls: 1 Mallard, 2 Crested Buffs
Boys: 1 Mallard, 1 Buff/Pekin mix (looks more like a blue suede)
Girls: 1 Mallard, 2 Crested Buffs