The water you drink has been through the bladder of a Tyrannosaurus Rex and many other places. The water on Earth is 4.4 billion years old and came here from outer space. The octopus has three hearts and its eyes can look in two separate directions. What other facts can we find out about the behaviour of water? What can we learn about aquatic flora and fauna? What imaginative ideas can we have about living with more water? The...