The underwater world is the most mysterious part of our planet. The seas and oceans are home to numerous species of animals, fish and plants. Many sea creatures are true wonders of wildlife. Some move with the help of fins, others use the shape of the body, and still others look like a floating ball with needles. Some of them seem creepy and dangerous, while others are striking in their beauty. Dolphins, whales, seahorses, jellyfish, shellfish, fabulous reefs – all of them, and more, you will find on the free coloring pages.