Skullcrawler

The Skullcrawlers are underground inhabitants of Skull Island.

Size and Weapons
Skullcrawlers They are able to dislocate their jaws to swallow large prey. Their main weapons are teeth, claws, constricting tail, and prehensile tongue. The juveniles are small and swift creatures who won't let anything stop them. The adults however, will stop at nothing no matter their condition, growing 5 times the size of the juvies, they are capable of killing anything, including Kongs, the dominant species of Skull island.

Biology and Behavior
Skullcrawlers have extremely fast metabolism, making these creatures very hungry and often forcing them into starvation. This causes them to eat almost any creature they can find. They have been known to gang up on larger prey while juveniles, but when reaching adulthood they are fully capable of hunting by themselves.