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Animal Eyes

Take a look at our close-up photos and see if you can figure out which animal they belong to! It's entertaining, quick, and completely free to play, so what are you waiting for? Get started now and see how well you know the eyes of the Animal Kingdom!

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Fact Lab

The smallest sample that can be clearly observed under a light microscope is a 500 nanometer long object. It is possible to observe smaller objects than this, but their features might be distorted. Anything smaller than 500 nanometers loses detail because of the wave nature of light.

Ever wondered why the turkey is called a turkey? When the American bird was shipped to Europe, it reminded Europeans of the guinea fowl that Turkish traders had been importing to them for some time. Europeans started calling the bird from the United States turkeys and the name stuck.

Burger King's famous and well-loved "Whopper" joined the menu in 1957 and quickly became its defining item. However, it's not called "Burger King" everywhere! In fact, in Adelaide, South Australia, it's called Hungry Jack, and only because there was a trademark dispute with a company with a similar name.

Fact Lab