Hunger is a gameplay mechanic added in Alpha 11 that simply controls how fast the player lose their energy. Therefore, your character can be well-rested but still hungry, and if they're very hungry, lose energy very quickly. Hunger depletes slowly through-out the day and can be refilled by consuming Vegetations, Bugs, Mushrooms, and Fishes or by eating a well done meal. Both energy and hunger can be checked in-game by entering
/stat in the chat.
The following are pale red text prompts declaring the player's current hunger level: