His tail thudded harder with satisfaction and he craned his neck forward to maximize the scritch.

Darling? It shouldn't mean anything to the Wolf, but somewhere, buried, Remus's heart thudded. Even this, the Wolf didn't think twice about it; just gave her fingers a gentle lick.

Somewhere beyond the gloom of the forest, the moon was setting. Wolf became suddenly aware of this and drew back, hackles rising, tail lowering, limbs tensing. He wasn't reacting to or threatening the Human—but it might look a bit like that.