Please keep us updated on how she is. I’d def start ASAP the quicker the better. TSC has a good liquid b complex in the cattle dept. it will say injectable but you just peel the foil use a dropper and pull out 1 ml unless @casportpony thinks she should have more. Calcium citrate can be found at...
@casportpony might know what this is. An how to help. If it was botulism by 4 weeks she’d most likely be dead. But if she did get into something toxic it could have caused some permanent damage. Any chance of a vet looking at her?
Maybe there is something toxic that mud? I believe I’d keep them out until the pond fills back up with water. There is something seriously wrong with that little one. How long again has she been like this? And are any of your other ducks showing the same symptoms? How old is she and what are you...
First you have to find out where she is wounded. Can she walk? Have you gotten under all those feathers and examined her close. Can she hold her head up?
If a snapping turtle gets hold of a duck they def leave injuries plus they drown them if they need to. If your pond is low enough the mud is showing I believe I’d keep your ducks out until water levels gets back to normal. I honestly don’t know what could be wrong with her if she isn’t...