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Your search for "environment" returned 3,798 results
Each Year Spiders Eat Millions of Tons of Food More Than Humans
animals.howstuffworks.com/arachnids/spiders-eat-millions-tons-food-more-humans-annually.htm
Spiders not only eat more meat than humans every year, they also spend a lot of time getting eaten themselves.
'Pilot's Glory': Why a Rainbow Encircles an Airplane Shadow on Clouds
Very specific atmospheric conditions and just the right perspective are necessary to see the phenomenon.
Ridiculous History: When U.S. Farmers Went Mad for Bird Poop
The Guano Islands Act of 1856 gave the U.S. the ability to claim islands full of bird droppings. Learn more at HowStuffWorks.
Can You Be Allergic to Your City?
If you're moving from one city to another, pack some extra tissues because it's true: Seasonal allergies can flare up when you relocate and are exposed to new allergens.
Can You Identify the Tree From Its Bark?
play.howstuffworks.com/quiz/can-you-identify-the-tree-its-bark
From busy cities to lush jungles, from tall mountains to blistering deserts, trees can be found everywhere. Get ready to put your knowledge of trees to the ultimate test with this tree bark quiz!
Can You Name All of These Transformers From an Image?
play.howstuffworks.com/quiz/can-you-name-all-these-transformers-an-image
Mechanical aliens that can turn into cool cars and other kinds of gadgets? Transformers toys have been around since 1984, and the action-packed movies have been smashing box office records since the very first one was released. Do you know the Autobots and Decepticons enough to name them all?
Can You Crush This General Knowledge Quiz?
play.howstuffworks.com/quiz/99-people-cant-crush-this-general-knowledge-quiz-can-you
From classic films to literature to American history, how well do you know basic trivia? Test your knowledge and perhaps learn something new with this general knowledge quiz!
Kannst du bei diesem schwierigen Tierquiz 27 von 35 Punkten erzielen?
play.howstuffworks.com/quiz/can-you-score-2735-on-this-difficult-animal-quiz-german
Menschen sind manchmal schon merkwürdig, Tiere aber auch! Es gibt einige Kreaturen, die wirklich schrullig sind, und dann gibt es diejenigen, die ziemlich gewöhnlich aussehen, aber ihre eigene Art von Eigentümlichkeit haben, die uns lange nicht bekannt war. Finde heraus, ob du die kuriosen Fakten aus der Tierwelt in diesem schwierigen Tierquiz aufspüren kannst!
Can You Match the National Park to the U.S. State?
play.howstuffworks.com/quiz/can-you-match-the-national-park-to-the-us-state
There's so much more to America than fascinating buildings and elaborate cityscapes. This U.S. national parks quiz showcases nature's outstanding design achievements. Prepare to be wowed by stunning facts and photos!
Can You Guess the Place by a Picture of It?
play.howstuffworks.com/quiz/can-you-guess-the-place-by-a-picture-of-it
Do you know where Burning Man is held or where Napoleon used to party? Can you name that colorful village that clings to a cliff on the Amalfi coast? Do you know what the "Times Square" of Asia is called? See if you can name these places by looking at a picture.