Note: I didn't take this picture.
I feel bad about this, since it's so nice, and I stole it from the web. But it was just so cute and nice. The photographer has contacted me! This photo is Copyright © 2006 Naturesongs.com. Check out their site for awesome nature photos and field recordings!
So that animal is a pika. Credit goes to Lyza for introducing me to the species. Apparently they say: "meep!" I had thought this was a collared pika, but according to the photographer it's a North American Pika (O. princeps). Here are some fun links to learn more about pikas: