No one knows for sure how many animals are there on planet Earth. We are still in process of discovering more animals each year. Animals are very similar to human beings as they share with the most basic instincts. Animals have hearts that feel, eyes that see, and families to care for just like the humans. Did you know that turtles, water snakes, crocodiles, alligators, dolphins, and whales along with other animals that spend a lot of time in the water would drown if kept under water for a long period of time? Here are some Animal coloring pages.