Martin and Chris are hanging out in China with their Giant panda Martin and Chris are hanging out in China with their Giant panda friend Stuffo, when they receive reports of Snowy owls showing up all friend Stuffo, when they receive reports of Snowy owls showing up all over North America. Since these raptors live in the Arctic, it's up over North America. Since these raptors live in the Arctic, it's up to the Wild Kratts to solve the Mystery of the Snowy Owl Invasion! to the Wild Kratts to solve the Mystery of the Snowy Owl Invasion! Science Concept : Territoriality, population cycles, migration. Science Concept : Territoriality, population cycles, migration.