👉 In the context of zoology, "chaetognathan" refers to a group of marine animals that are known for their unique adaptations and behaviors. These animals are characterized by their large size, streamlined bodies, long limbs, and their ability to swim efficiently in water. Some examples of chaetognaths include sharks, rays, and sea lions. They also have a unique digestive system, which is adapted to break down food more quickly and efficiently than other animals.