We did receive a lot of rain a few days before, but their feed was dry. No smell of sour crop and his crop was filling and emptied correctly.
He unfortunately, passed in his sleep last night. He did drink water well before bed and it appears he just went to sleep and didn't wake back up...
My rooster was acting completely normal and fine yesterday. He was crowing and running around with his hens. He went to bed last night and when I went out to feed them this morning he was still in the coop but hiding in a nest box. I reached in to pick him up and pull him out but he wouldn't...