The following is an annotated list of all currently living kaiju specimens and species (subject to change.)
Alligator kaiju of the Florida Everglades.
Feathered serpent kaiju of the Teotihuacán Municipality in Mexico and patron deity of the Aztec Empire.
Emperor penguin kaiju of Antarctica.
Giant squid kaiju of the Atlantic Ocean.
Mosquito kaiju matriarch of the El Vizcaíno Biosphere Reserve.
Water bear kaiju of the Mariana Trench.
Sauropterygian kaiju roaming the oceans of Earth.
Phorusrhacid kaiju of Japan.
Cervid kaiju of the Chernobyl Exclusion Zone.
Axolotl kaiju of Lake Xochimilko.
Gila monster kaiju of Texas.
Marine reptile kaiju of the Arctic Circle.
Hippocampus kaiju of the Pacific Ocean and the last offspring of Leviathan.
Lemur kaiju of Madagascar.
Entelodont kaiju of the Shennongjia National Nature Reserve.
Sandworm kaiju of the Gobi Desert.
Giraffe kaiju of Tanzania.
Ceratosaurid kaiju of the Amazon Rainforest.
Nodosaurid kaiju of the Amazon Rainforest.
Sea scorpion kaiju of the Marshall Islands.