[{"text_idx": "#000001", "text": "Fecal transplants might help make koalas less picky eaters"}, {"text_idx": "#000010", "text": "\u2190 There\u2019s more to puffer fish than that goofy spiked balloon\nFlipping a molecular switch can turn warrior ants into foragers \u2192"}, {"text_idx": "#000013", "text": "Some ancient crocodiles may have chomped on plants instead of meat"}]