The biggest fish was the Leedsicthys, about the size of a baleen whale.
The Megalodon shark was the largest fish to ever live.
The largest carnivorous dinosaur that ever lived on earth was "Giganotosaurus." The largest is "liopleurodon." The largest carnivores ever lived on earth are- 1) Spinosaurus aegiptiacus 2) Gigantosaurus carolini 3) Tyrannosaurus rex The largest of all definitely is "liopleurodon"
The largest mammal that ever lived is the blue whale. It is bluish gray, darker on the top than on the bottom.
The largest fish in the ocean is the whale shark.
Dinosaur
The Blue Whale is the largest cetacean, and is also the largest animal ever to have lived on earth.
The blue whale, alive today.
The largest group of reptiles are birds, lizards, snakes, and turtles.
blue whale
Was and still is the Blue Whale
Liopleurodon was 25 meters long - the largest predator ever discovered
The largest dinosaur ever to live is believed to be Argentinosaurus, which could reach lengths of up to 100 feet and weigh as much as 100 tons. This massive herbivore lived during the Late Cretaceous period in what is now Argentina.