I love anatomy #bentist #dentistry #student #lecture #pharynx #larynx #voice #fyp

Can you see how this aquatic worm is everting the roof of its pharynx as a way to pull the algae inside the mouth? That’s one hell of a special trick! Aquatic Oligochaete worms like this long boi are usually pretty thin and small, generally measuring 1 mm but can reach up to a couple centimetres. These worms are mainly decomposers, which means that they feed on decaying organic matter but some also feed on algae, small protozoans like ciliates and some even prey on other worms 😱 Oligochaetes li