I don't know where you heard that but I have seen no such evidence. I have seen hens over 8 or 9 years old decrease their laying frequency. In younger birds it is an individual thing. Some will lay every other day. Some will lay two days in a row and skip a day. Right now several of mine...
It depends on how desirable the nest sites are. Just because they look like good nest sites to you does not mean the turkeys think they are,
My hens let themselves out and then holler for me to let them back in. Three of my hens are currently jamming themselves into chicken nest boxes while...