Cockroaches can live almost a month without food and two weeks without water.
The U.S. Navy has 75 trained dolphins to detect enemy swimmers and underwater mines.
The Amazon River discharges 5 times as much water as any other river on the planet.
A rat can last longer without water than a camel.
A man was jailed and fined US$1500 in Oregon, U.S.A., for collecting rainwater because it is considered "property of the state".
Nearly half the gold ever mined has come from one place: Witwatersrand, South Africa.
Earth is the only place in the Solar System where water can be present in its three states: solid, liquid and vapour.
WWI allied soldiers would fire thousands of rounds at random over the German trenches to boil the water in their machine guns to make tea.
It's okay to pee in the ocean since 95% of urine is water and the nitrogen in urea is used to feed ocean plants.
95% of the underwater world remains unexplored.