Scientists find new species of giant rat in rainforests of Papua New Guinea 's . Research published in the journal Biotropica in June 2008 Rodents measures around 1.5 kilograms in length and weighs 82 centimeters . Researchers also dicovered 15 new species including over 30 new types of frog .
Scientists find new species of giant rat in rainforests of Papua New Guinea 's . Rodents measures around 1.5 kilograms in length and weighs 82 centimeters . Researchers also dicovered 15 new species including over 30 new types of frog .