The heaviest insect in the world, weighing up to 3.5 ounces and measuring 4.5 inches long, found in African tropical forests.
The largest living amphibian, reaching 6 feet in length and weighing up to 132 lbs, known as a living fossil but critically endangered.
The tallest and heaviest bird, standing 9 feet tall and weighing up to 344 lbs, with the largest eyes of any bird and an ability to survive without water for days.
The largest reptile, averaging 17 feet in length and up to 1,000 lbs, found in India, Asia, and Australia, known to prey on a variety of animals, including sharks.
The largest fish, growing up to 40 feet long and weighing 24 tons, feeds on plankton and is found in tropical seas worldwide, though it is considered vulnerable.
The largest land carnivores, each weighing up to 1 ton and standing 10 feet tall, with Brown Bears inhabiting North American and Eurasian forests.
The tallest living animal at 19 feet, with a 6-foot neck, native to East African grasslands and using its long tongue to eat vegetation high in trees.
The largest land animal, weighing up to 7 tons and growing to 35 feet in length, found in Africa with two species: the savanna and forest elephants.