If you are in the LA area the Museum of Jurassic Technology is worth visiting for, among other reasons, the room dedicated to the dogs of the Soviet space program. It features paintings and bios of 5 dogs who were involved in the space program.

http://www.mjt.org/recentaddtions/creatures.html

Edit: Some info about and images of the paintings here:

http://www.latimes.com/entertainment/arts/miranda/la-et-cam-...