Color. 1  Discharge or light bleeding that is brown or pink in color may be a sign of implantation. Red blood is a sign of menstruation. 2  In rare cases, implantation blood is a light red color. This indicates that the blood has just been shed from the uterine lining.
Confidence votes 35. Some domesticated ducks only need water to preen in, not to swim in , but yes; wild ducks do need water to swim in. Some domesticated ducks only need water to preen in, not to swim in , but yes; wild ducks do need water to swim in.
These adaptations for diving come with a cost, however. The rearward placement of the feet, while great for diving, makes these ducks awkward on land. They are better off than grebes or loons, but much less able than, say, pintails, to walk from pond to pond with ducklings in tow.