Yup!
This was taken when he was much younger, but he still does it all the time, mostly inside his kennel. If he's out, he just curls up on the couch or recliner. :)
Hunter always sleeps at the bottom of our steps on her back - she props her legs up on the wall or the steps :-) OH and note the missing molding around the front door - hhhmmm I wonder who chewed that off?!