Blue Whale (Balaenoptera musculus): The blue whale is the largest animal ever known to have existed. It can reach lengths of over 98 feet (30 meters) and weigh up to 200 tons.
Fin Whale (Balaenoptera physalus): The fin whale is the second-largest animal on Earth. It can grow up to 88 feet (27 meters) in length and weigh around 70-80 tons.
Southern Elephant Seal (Mirounga leonina): The southern elephant seal is the largest seal species. Males can weigh up to 8,800 pounds (4,000 kilograms) and reach lengths of about 20 feet (6 meters).
Giraffe (Giraffa camelopardalis): The giraffe is the tallest land animal, and although it may not be the heaviest, it still ranks among the top. Male giraffes can weigh up to 3,000 pounds (1,360 kilograms) and reach heights of about 18 feet (5.5 meters).
Hippopotamus (Hippopotamus amphibius): The hippopotamus is a large, semi-aquatic mammal. Adult males can weigh up to 3,300 pounds (1,500 kilograms) and reach lengths of about 13 feet (4 meters).
Asian Elephant (Elephas maximus): The Asian elephant is one of the largest land animals. Males can weigh up to 11,000 pounds (5,000 kilograms) and reach lengths of about 20 feet (6 meters).
Saltwater Crocodile (Crocodylus porosus): The saltwater crocodile is the largest living reptile. Males can weigh over 2,200 pounds (1,000 kilograms) and reach lengths of up to 23 feet (7 meters).