Inner cleansing system. The sack of rain moths. The mouth stumbles in the corner of the sack, he sticks out again with the help of a wick, and the wick opens wide. They are then distributed to the smaller wick on the left. It is mixed with a lot of saliva, chewed with a lot of saliva. It is processed together with more digestive juices and enzymes. Undigested parts are removed when the food reaches the stomach