Maybe his animagus form shouldn't have come as a complete and utter surprise to Sirius, because he really liked the feeling of Remus toying with his hair - akin to the way dog's often sought out such attention. "Mm?" he mumbled before giving him a proper answer. "Padded skin and bones." he replied cheekily, putting his statements together with one of his smug smiles.
Staring up at the sky through the tree branches then, he laced his fingers together and rested them on his stomach, quite content to just be before he heard Remus' voice. "Suppose it does." he agreed in the same soft tone, crossing his ankles as he took a deep breath to see if he could get a better sense for it. He couldn't. Not really. "I'm just about ready for warm weather. All the layering, it's killing me. And then when you come inside you have to take them off and lug it around. It's awful." he insisted dramatically.