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Hedgehog vs. Porcupine: Similarly Spiky Animals With Big Differences
animals.howstuffworks.com/mammals/hedgehog-vs-porcupine.htm
When it comes to spiky animals, hedgehog vs. porcupine species seem easy to confuse on paper. At first glance, they seem similar, both covered in sharp quills that help them defend against predators.
Can You Name the Countries for These Mostly Green Flags?
play.howstuffworks.com/quiz/can-you-name-the-countries-for-these-mostly-green-flags
The stars and stripes. The maple leaf. The red ensign. The gold and green. Every country has a flag and every flag has a meaning. Do you think you can ID all these countries that have green flags? Run this quiz up the flagpole, and see who salutes!
7 Scary Extinct Animals That Were Absolute Terrors
animals.howstuffworks.com/extinct-animals/10-terrifying-extinct-cetaceans.htm
If you thought sea monsters were just the stuff of myth, you thought wrong. With giant, razor-sharp teeth, ancient cetaceans - the ancestors to modern whales, dolphins and porpoises - make even nightmares seem dull.
How Human Migration Works
science.howstuffworks.com/life/evolution/human-migration.htm
Human migration is the idea that humans developed in Africa and then spread to Europe and Asia. Learn about human migration and how human migration works.
What Does the Money Tree Have to Do With Lunar New Year?
home.howstuffworks.com/money-tree.htm
The money tree has long been a symbol of good fortune in Asia. But how did the plant get its name?
When did humans start smoking, anyway?
health.howstuffworks.com/wellness/smoking-cessation/humans-start-smoking.htm
When did humans start smoking? With today's technology, we know the answer. Take a look at when humans started smoking at Discovery Fit and Health.
Lost Civilization in Grand Canyon Was, Wait, Egyptian?
history.howstuffworks.com/history-vs-myth/lost-civilization-in-grand-canyon-was-egyptian.htm
Stuff They Don't Want You To Know looks at whether a lost civilization of Egyptian lived in the Grand Canyon. Did Egyptians live in the Grand Canyon?
The Average Height for Men Varies Widely Around the World
health.howstuffworks.com/human-body/average-height-for-men.htm
How tall is the average guy? It’s a question that bridges human biology, geography and public health.
Is the Chicken Snake a Friend or Foe to Farmers?
animals.howstuffworks.com/snakes/chicken-snake.htm
A chicken snake is a type of snake known for raiding chicken coops to eat eggs, birds and small mammals, such as rats and mice. This behavior makes these reptiles both a friend and a foe to farmers.
Scientists Call for a Global Germ Bank
science.howstuffworks.com/life/cellular-microscopic/scientists-call-for-global-germ-bank.htm
Researchers are calling for a new "Noah's Ark" to store microbes that might one day be valuable.