I only ask because Omaha, being the Narcoleptic that he is, used to have trouble keeping his eyes open when getting photographed.
Now, he seems to have adopted this hyper-serious, retro-active/inquisitive-reflective look.
Excerpt from Robert Crais' "The Monkey's Raincoat:" "She took another microscopic bite of her sandwich, then pushed it away. Maybe she absorbed nutrients from her surroundings."