👉 The prolopadorhynchus, also known as the giant otter, is a species of mammal found in Europe and North America. It is characterized by its large size, which can reach up to 3 meters (10 feet) long and weigh up to 450 kilograms (960 pounds). Prolopadorhynchus are omnivores that feed on fish, smaller mammals, and even other freshwater species. They have a distinctive long, pointed tail made