A group of geese on the ground is a gaggle, a group of geese in the air is a skein!
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Bulls are colorblind, therefore will usually charge at a matador's waving cape no matter what color it is -- be it red or neon yellow!
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Placing alcohol on a scorpion's back will make it go crazy and fatally sting itself.
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After eating, a housefly regurgitates its food and then eats it again!
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Iguanas have two penises!
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Elephants are the only animals that can't jump.
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