I most fascinating topical addition.
Regarding the idea that wrapping rubber bike tubes around the perch, that is really neat; and to think they studied the pressure points and pressure pad/zones as well? Awesome data points to consider, for sure.
Regarding the fear of mites infiltration into...
I ran across the awesome thread of the test that was meticulously done a couple years back but, didn't get finished. I added my month plus experience testing with our flock... I added to that thread with my experience as well. I have pictures posted in the coop build thread as well to show what...