Even if you are 10 years away from retirement, you've probably already daydreamed about how you'll be spending your time. But before you sail away on your yacht, there's a lot you need to consider and prepare for.

For a long time, it had been argued that only humans can draw on past experiences to plan for the future, whereas animals were considered "stuck in time." However, it has become clear that some animals can indeed plan for future needs. Surprisingly, the most convincing examples of future planning are not derived from our closest relatives, the apes, but from a bird, the Western scrub-jay.