From the contents page of the May 1953 issue of Beware Vol. 1 #15, (story by Richard Kahn and drawings by Harry Harrison): "What was this nameless, dreadful creature that Prof. Crandall unearthed from the murky slime? It devoured all human beings who ventured into the territory of doom!" Yes, it's a squishy tale of soggy science, and be sure to cover your ears when the bunny goes CRUNCH! YAAAAH!