KAIA
Melanesia Mythology
Spirits turned to Monsters
This is the name of a group of demonic monsters in the traditions and beliefs of the people of the Gazelle Peninsula in New Briton, Melanesia. The KAIA were originally creator SPIRITS but have since ben demoted to the status of monsters. They appear as terrifying snakes, eels, or pigs, and sometimes as humanoid hybrids of these creatures. the KAIA inhabit the depths of the earth or volcanoes from which they emerge to bring destruction to humans.
Source: Giants, Monsters, and Dragons: An Encyclopedia of Folklore, Legend, and Myth