If you're in a vast expanse of desert, unless you can find water straight away, you'll be lucky to meet a camel. And it's not just the traditional image of the 'desert boat' that makes this animal so interesting - as a herbivore, they are almost never known to have natural predators in nature.

Birds are one of the most common animals we see, especially birds like sparrows, turtledoves, pheasants and magpies, which are often seen in flocks. However, one thing that is strange is that with so many birds, we rarely get to see bird nests, why is that?

Any animal is divided into two modes of memory: short-term memory and long-term memory, where short-term memory is something that is stored in the animal's brain for only a few seconds, usually such things are arbitrary events for the animal.