He might just be a little fluffed cuz he's cold. He's pretty orange on his breast, so he's likely been on his own a few days and is probably not as well-fed as he'd like to be.
"We are--each of us--dying; it's how we live in the meantime that makes the difference."
"It's not what you gather, but what you scatter that tells what kind of life you have lived!"
"Be kinder than necessary, for everyone you meet is fighting some kind of battle."