👉 Holocephala, also known as the giant otters, are a group of aquatic mammals that have been found in various parts of the world. They are characterized by their large size, which can reach up to 5 meters (16 feet) long and weigh up to 200 kg (440 lb). Holocephala have a streamlined body shape with short, flexible limbs that allow them to swim quickly and efficiently. They have a wide range of colors including black