Hello so my chicken is has not been able to walk since this morning and I decided to take her inside because the other chickens were being mean to her I took her inside and she I’ve been going to check up on her I left her some food but hasn’t ate it nothin hasn’t ate nothing and I just went to check on her again and I walk in to a awful smell and it was her poop it’s this brownish watery poop the smell made me gag and I saw she was opening her mouth and closing it im not sure what’s affecting her she was doing okay yesterday please help thank you!!