The Fly-Cam is a miniscule camera with flight capabilities. Designed after the fly, the Fly-Cam lets the Wild Kratts crew see what the Kratt brothers are doing, as well as spy on any villains. It was introduced in the episode Polar Bears Don't Dance.
The Fly-Cam made it's first appearance in Polar Bears Don't Dance. While watching a polar bear hunt, Martin notices something stirring in a hole in the ice. Chris deployed the Fly-Cam in otder to get back at his brother. As a walrus surfaces and sneezes in Martin's face, covering him in mucus. Since it's debut, the Fly-Cam has since appeared in: