Definition: Acidocella is a genus of marine crustaceans, commonly known as the "dolphins" or "cetacean", belonging to the order Cephalopoda. They are characterized by their large, forked bodies and their ability to swim vertically. These animals have a wide range of adaptations for survival in aquatic environments, including powerful echolocation abilities, which they use to navigate through the water. Acidocella is also known for its unique reproductive strategy: males