Eight-year-old Jack, his seven-year-old sister, Annie, and Peanut the mouse ride in a tree house to the Amazon rain forests, where they encounter giant ants, flesh-eating piranhas, hungry crocodiles, and wild jaguars.
The Ross Sea, Antarctica is the most pristine marine ecosystem on Earth. Scientists describe it as a 'living laboratory', a place that can teach us about the workings of all marine ecosystems. But the fishing industry recently found its way to the Ross Sea, targeting Antarctic toothfish and, unless fishing is stopped, the natural balance of the Ross Sea will be lost forever.