If there’s one thing on the earth that Pecos is great for it’s being photographed. Yuki, with his previous modeling career, literally runs away any time a camera is pointed at him. Well, maybe not “runs away”, but he’ll look away, start fidgeting, and yes, even get up and walk away.
Pecos, on the other hand, will just sit there and pose as if he’s getting an oil painting portrait made. A few example below: