 He's actually supporting, if you think about it, his whole body up there at the moment. If we wanted to get him off that tree now, he'd probably be like Velcro. You'd pull him and you'd feel him attach that. Like Mark said, he's stuck into them crevices now. Wow, look at him flatten himself into that ridge. Can you see just there? See how he's pushing into that? Bit of fissure, he's found a purchase and he's pushing the ridge in and he's becoming bell-shaped there as the bottom of the bell goes into that.