The inside of a sea turtle's mouth features unique, backward-facing spikes called papillae or gill rakers. These tiny spikes serve multiple purposes, including trapping food particles, such as jellyfish or seaweed, inside the turtle's mouth. Additionally, the papillae aid in expelling excess water taken in while eating, ensuring the food remains inside. They also provide protection by preventing large or sharp objects from being swallowed, allowing sea turtles to efficiently feed on their prefer