Without warning it can smash its upper body against the ground, doing a lot of damage to the player. The Giant Land Squirts in the Swamp of AeoniaLandmark spew Scarlet Rot instead of poison mist. Ironically, afflicting poison on the Giant Land Squirt can cause it to explode, immediately killing it. They are based on sea squirts (most likely sea pineapples , which are eaten in Japanese seafood cuisine), also known as tunicates, which are the most primitive sub-phyla of Chordates. They begin life as tadpole-like larvae, then attach to the sea floor and become sessile filter feeders as adults.