15 books in series
Geronimo Stilton: Cavemice
Geronimo Stilton: Cavemice is a 15-book series with 15 released primary works first released in 2011 with contributions by Geronimo Stilton.
Dutch: Oerknagers ;
French: Les Préhistos ;
Spanish: Prehistorratones ;
Italian: I Preistotopi ;
Catalan: Prehisto-Rats
