👉 Neopterygii are a group of marine reptiles that include the common eel, which is a fish-like animal commonly found in oceans and seas. They have a long neck, powerful jaws, and a streamlined body shape that allows them to swim quickly through the water. Neopterygii are typically herbivorous animals, feeding on aquatic plants like sea anemones and other marine algae. Some species may also feed on small fish or crustaceans. Neopteryg