Definitely. That's totally what it is. And even when they're angry, they're still in the same scene, and us femslashers have to take what we can get.
We all have active imaginations, its not hard to see what they're really thinking.

Whoa! Bones?
Yah, last Wednesday, assuming you're in the US/Canada. Or...me.
I don't think you're the last one though.