Lurch, a Watusi bull, had the largest horns in the world.
32
The octopus does not have a blind spot.
273
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
The largest earthworm on record was found in South Africa and measured 22 feet.
151
The most expensive cow in the world was sold in 2009 for $1.2 million.
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Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12