Sick Duck

[Miss Lydia]

Nice looking flock! Pets? Food? Yard art?

 

[Slash3]

darkening of the eyes could indicate a kidney problem ( at least it does in humans and several other animals). have a look at this link https://wagwalking.com/bird/condition/renal-disease does it show any of these symptoms? Hopefully I'm wrong and I wish you much luck with it