The thing that differentiates bleeding due to implantation and bleeding due to periods is theimplantation bleeding color as explained above. Implantation Bleeding vs. Period. There is little difference between menstruation and implantation bleeding to begin with and the first couple of days can be very confusing.
Ducks can spend a week laying eggs.. the timer for hatching does not begin until they actually begin to sit or brood.. Fertile eggs can be laid and sit and be fine with no mom on them. as long as they dont freeze.
The female ducks will then lead the male ducks to their breeding ground in spring. The breeding ground will usually be the place where the female duck was hatched. The female duck builds her nest with grass or reeds or even in a hole in a tree. The male duck will guard their territory by chasing away other couples.