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They wrestle with their tusks, and almost disappeared because of rats
Mercury Island tusked wētā hide from predators, but this defence was no match for introduced rats, which nearly drove them to extinction.
Spotting the difference between a rat and a mouse from 20m in the air: thermal drones are a new set of eyes
Thermal camera mounted on a drone can detect rodents emitting a faint glow that can be zoomed in on and investigated in real time.
Gorgeous, ginormous and gone in 48 hours: 5 facts about the pepetuna (pūriri moth)
October to December are peak pepetuna (pūriri moth) periods, but their lives are brief and focused, with only 48 hours to find a mate and lay eggs.
