A hard coral extrudes stomach filaments to feed, Lembeh Straits, Sulawesi, Indonesia.
Hard corals are capable of extruding long filaments from their stomach in order to feed. These filaments release digestive enzymes and any nutrients released are absorbed by the coral. Hard corals also use these filaments to attack and digest other corals as they grow and compete for the limited space on a reef. The Lembeh Strait in N Sulawesi is famous for its unusually high marine biodiversity, particularly of unusual animals that live on the exposed sand areas.Add to Cart Add to Lightbox Download