skin discoloration

So we have this little drake who gets picked on by the other boys (he has since been removed from the boy pen) They liked to hold him down and tear out feathers. It wasn’t bad at first as they all tugged on each other, but then we noticed that he started to do it to himself. Like self...

Hi everyone! I have had my two pet peking ducks for over 6 years now. My oldest duck has been loosing some of his wing feathers for a while now but we thought he might just be molting. But overnight, the area under his wing has lost all feathers and the skin appears black/brown. It absolutely...