Gravy cat

After receiving a letter from Grace asking what animal he'd be for a day and why, the Eleventh Doctor responded by mentioning various "beautiful creatures" in the universe, noting that she probably hadn't heard of a gravy cat, diamond-spotted snout porker, or a pocket-sized camel dragon, all of which he found "rather impressive". (PROSE: "Animal Crackers!" ^[+]Part of Doctor, Doctor! 279, Loading...{"page":"29","namedpart":"Animal Crackers!","1":"Doctor, Doctor! (DWA 279 short story)"})