Yes, thank you for posting!! I read the article!! I can't beleive there is recorded scientific data on it, very cool!! Chams have a subtle level of sophistication...your article says the cham did that during initiation of and during mating...Yesterday I mated him with a female that was his first mate, I've mated them 3 times now, maybe he likes her...? I tried mating him with another female a few days before and he didn't fully engage like with the one yesterday that I've been mating him with...