"Have you ever heard of gentle roosters? I had three beautiful roosters who were as tame as any pet. It may have been the fact that they had 35 – 50 hens to tend to. When I put food in their pen, Me, a giant white rooster, would check it out by picking it up and dropping it. He did this three times and walked away. After Me left, all the hens would run over to eat. He would stand back until they were done and finish what they left.
"For me, the very best models or “sitters” bring a quality of presence to the process of posing that challenges the painter to find the requisite tools to respond in a meaningful way. Simply “holding still” does not constitute a “quality of presence” (indeed, teapots and bowls of fruit have been known to hold a specific pose indefinitely with great precision and reliability!).