Her symptoms sound like she has worms, not egg bound or peritonitis.
A heavy worm infestation can and will cause a hen to just waste away. When a flock is infested with worms, one of the most common signs a flock owner will see is chickens dropping dead "for no apparent reason".
A heavy worm infestation can and will cause a hen to just waste away. When a flock is infested with worms, one of the most common signs a flock owner will see is chickens dropping dead "for no apparent reason".