Fresh 32+ Dolphins Animal Jumping. Dolphin is a common name of aquatic mammals within the infraorder cetacea. Free for commercial use no attribution required high quality images. The term dolphin usually refers to the extant families delphinidae (the oceanic dolphins), platanistidae. A small compilation of dolphin jumps. Dolphins Animal Jumping - Two Dolphins Jumping From Water Closeup Stock Photo Download Image Now Istock Learn more about these popular aquatic mammals with our dolphins are extremely intelligent and sociable animals, and have their own way to communicate.