this has happened to me before and I notice several holes dug up into the coop. SEVERAL! Not sure what it was but the entire flock ( over 20 hens) refused to go in at Night. I packed all holes with a flat rock and dirt . They eventually went back to their original roosting area and as the holes...
I have had chicken in the past ( pre Covid) and started my journey last February, which turned out to be more hands on and a deeper understanding and love for the species. I carry a high level of respect for all of the animal kingdom, acknowledging that , although we do not speak their language...