Any chance you have a cat or dog you can train as a squirrel killer? Or reach out to see if anyone in the area has any kittens from barn cats that have a reputation as squirrel killers?
Cats are a mixed bag, you never know if you’ll get one that only likes to hunt one thing and not another, but...
I’m so sorry!
There are several things that could cause this, an attack maybe? Are there any signs of injury?
Another possibility is a toxin, exposure to lead, zinc, or some sort of chemical, or botulism.
There’s also the possibility of an illness like HPAI or west Nile.
Vitamin deficiencies...
Sometimes a big egg can press on the nerves leading to the legs and cause temporary partial to full paralysis of one or both legs, so that can cause limping, but it should resolve itself once the egg is out of her system.
Beyond that it might be an issue with the layer feed. Calcium works as a...
That can technically work, but most of the time geese will just spit the meds out if it’s administered that way and trying to give liquid meds that way carries the risk of aspiration.
You can add it to their water according to the instructions on the bottle/ bag or you can administer it orally via a needless 12 ml syringe.
Corid when offered in their water works fine as long as they’re willing to drink it, the only issue I’ve had is that waterfowl like to play in their water...
What kind of mazuri feed is it specifically?
Is she still laying while she’s molting?
Mazuri tends to be low in protein, it’s fine for lighter breed geese but if it’s the 14% protein feed that’s too low for a medium weight bird “like a buff” while they’re molting.
You might try feeding her...