[en] [The Creature Department 01] • The Creature Department Razorbill
[en] [Creature Keepers 03] • Creature Keepers and the Burgled Blizzard-Bristles Balzer + Bray
[en] [Dangerous Creatures 01] • Dangerous Creatures Little, Brown Books for Young Readers
[en] [Dangerous Creatures 01] • Dangerous Creatures Little, Brown Books for Young Readers
[en] [Creature Keepers 01] • Creature Keepers and the Hijacked Hydro-Hide Balzer + Bray
[en] [Shadow Creatures 01] • Gravestones & Wicked Bones (Shadow Creatures Book 1) Chaotic Press LLC
[en] [Beautiful Creatures 01] • Beautiful Creatures Little, Brown and Company
[pt] [Dangerous Creatures 01] • Sirena (Dangerous Creatures Livro 1) Galera Record
[en] [Caverns and Creatures 04] • Critical Failures IV (Caverns and Creatures Book 4) DeadPixel Publications
[en] [Caverns and Creatures 02] • Critical Failures II (Caverns and Creatures Book 2) DeadPixel Publications