pluck out

References in classic literature ?
Pluck out my other eye, and give it to her, and her father will not beat her.
I will stay with you one night longer," said the Swallow, "but I cannot pluck out your eye.
I will pluck out my own in the land of the Moors," said Don Quixote, "if I don't cure yours.
Question: My African Grey Parrot has started to pluck out his feathers.