Look at it go! Whatever the shape the animals are - big or small, round or flat, fins or flippers - they're all at home under water. Take a trip under the sea and learn about turtles, octopuses ...

The most common sea animals are those without a backbone, such as jellyfish and shrimp. There are thousands of species of ...

Once prevalent in every ocean except the Arctic and Antarctic ... Scientists around the world are tracking and studying leatherbacks to learn more about these reptilian giants and how they ...