Blue macaws Blu, Jewel and their three children are comfortably settled in the city, perhaps too comfortably. Jewel fears that the children are becoming more like humans than birds. After learning that she and Blu may not be the last blue macaws after all, Jewel decides that their little family should visit the Amazon jungle. It's there that Blu meets his formidable father-in-law and goes beak-to-beak with arch nemesis Nigel.