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The Smallest Animal in the World Weighs Less Than 1 Milligram
animals.howstuffworks.com/animal-facts/smallest-animal-in-the-world.htm
The natural world is home to some incredibly tiny creatures. From miniature mammals to tiny amphibians, many of the smallest animals in the world weigh less than a grape and are smaller than an average 5-year-old's hand.
Amazing Animals: Great White Shark Quiz
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They are the most notorious species of shark, boasting 3,000 jagged teeth and a bite that kills. See how much you know with this quiz.
Narwhal Echolocation Abilities Exceed Those of Any Other Animal, Study Finds
animals.howstuffworks.com/mammals/narwhal-echolocation-abilities.htm
What are the echolocation abilities of a narwhal? Learn more about a new study on narwhal echolocation in this HowStuffWorks Now article.
Have doctors ever found teeth in a vagina?
health.howstuffworks.com/human-body/parts/teeth-in-vagina.htm
Vagina teeth are the stuff of legends - but is it possible for a woman to have teeth in her vagina? The answer might surprise you.
Do You Know the 35 Hardest Plurals in the English Language?
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Just add an "s" and a singular noun becomes a plural, right? Although for the most part, just adding an "s" holds true, but there are exceptions. Do you know them all?
Iguanodon Skeletons Are the Most Complete of Any Dinosaur
animals.howstuffworks.com/dinosaurs/iguanodon.htm
Hey there, dinosaur fans! Let’s talk about one of the most fascinating extinct animals of all time: Iguanodon! Discovered in the early 19th century, Iguanodon was one of the very first dinosaurs ever named, and it played a huge role in kicking off the field of paleontology. With its iguana tooth-like structures and unique anatomy, this medium-sized herbivorous dinosaur became an instant sensation for scientists and dinosaur lovers alike.
How Odometers Work
auto.howstuffworks.com/car-driving-safety/safety-regulatory-devices/odometer.htm
Mechanical odometers have been counting the miles for centuries. Although they are a dying breed, they are incredibly cool inside. Learn how this simple device tracks distance and find out about digital odometers.
Is gingivitis deadly?
health.howstuffworks.com/wellness/oral-care/problems/is-gingivitis-deadly.htm
Is gingivitis deadly? Take a look as we break down the dangers of plaque and find out if gingivitis is deadly.
How Often Should You Replace Your Toothbrush?
health.howstuffworks.com/wellness/oral-care/products/replace-toothbrush.htm
When was the last time you replaced your toothbrush? And how often should you?
Famous Urban Legends Quiz
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How much do you know about ghoulish myths from around the world? Take this quiz to find out!