Had the sme thing happen to one of mine
Dropped most of her feathers overnight
Kids said she was a self plucking chicken
After a couple of weeks feathers grew back and she started laying again
The other 5 girls did a gradual moult
I hope this is whats happend to your chook
Its odd only one of my girls has it
I have rubbed the affected chook with Manuka Cream and dosed them all with Homoeopathic Sulfur
I am hopefull she will come right now She is walking about much better
Hoping the Sulfur will prevent the others from getting it
Also cleaned out the coop and put...