Flora Sia, 10
Our oceans are home to some of the most intriguing creatures that are masters of disguise. Did you know decorator urchins blend in with their surroundings by picking up bits of rock, coral, and algae with their little urchin arms and holding these items up like a disguise?
Although there are hundreds of thousands of known marine life forms, many are still being discovered. Some scientists suggest that there could be millions of marine life forms out there.
