Not sure if you’d buy this book? Then drink a big glass of water and wait until nature calls. Scientific research shows that with a full bladder you are more likely to make the best choice! Often the most ridiculous scientific facts lead to the most surprising insights. Giraffes don’t sink collects approx. 137 examples of this. Like, the swimming patterns of ducklings teach us how ships can save fuel. The buoyancy of our turds may give us valuable health information. Other surprising insights include: men who are told that they have a small penis suddenly feel a greater urge to buy an expensive car, there is a reason why waiters spill more coffee than beer, and yawning is contagious for us but not for turtles. Giraffes don’t sink is science at its most flamboyant.