I have a nest box in my house. My house is small and has no internal doors.
The nest box is about 10 feet from my bed. It's been occupied a lot since I installed it. For a particular group of chickens here it's their preferred nest box and they sit and hatch their chicks in it.
One hen called...
Got to love this thread.:lol:
I discovered they fart a long time ago but it took a couple more years before I heard one give a flat out belch.
I would need some slow motion film to prove this but I think they pick their noses too.:D