Lurking in the grass has paid off for the fox. The narrator’s apprehensive voice takes us to an island where a battle for survival rages among creatures feathered and furry. After all, a bear is only cute if you’re not a rabbit. The animation resembles landscape shots from animal documentaries—but instead of Smokey the Bear we’re served pointed humor, instead of glossy nature, the images are rampant with sprawling absurdity.