[ That yawn is not that he is bored, good sir. He is expressing his appreciation for that very nice scratch. He'll also turn to Lancelot and send the suit of armor a long look of acknowledgement. This is how he expresses his regard.

On the other hand, Josh is scratching lightly under his ear, amused, and also a little relieved to have Leo close at hand. ]

This one's been helping out at home. Lyall's more comfortable with him out, so he has free rein of the house when I'm in.

[ Large cat > Adult human, apparently. Go figure. ]