Multiple choice general knowledge sports Largest rodent Australian mice Black Rodent Capybara Indian Mice Reveal answer Fill a bubble to check yourself C Correct answer Explanation The capybara is the world's largest rodent, native to South America. It can weigh up to 66 kilograms (145 pounds) and is semi-aquatic. Mice, regardless of origin, are tiny compared to capybaras. The 'Black Rodent' is not a recognized species name.