None of mine are leaners.

Maddie was a lap warmer.

Murph just comes and stands beside ya, doesn't really lean though.

Oz is a butt parker. If you're laying down, he comes and parks his butt on you and wiggles it against you, until and while you scratch it. But if you're sitting or standing he just backs it into ya, to scratch it.

Gully is a leg tweener. He comes and runs right in between your legs and stops about halfway through, so his butt is in the perfect position to scratch. Collies must have really itchy butts.

Par...