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What brought bison back from the brink of extinction?
animals.howstuffworks.com/endangered-species/bison-extinction.htm
Bison extinction seemed imminent during the 1800s, as the market for buffalo hide boomed. Learn how men like Teddy Roosevelt prevented bison extinction.
10 Savanna Animals Roaming African Grasslands
animals.howstuffworks.com/wild-animals/savanna-animals.htm
The savanna (sometimes mistakenly spelled as "Savannah," which is in the state of Georgia) describes an African region with grasslands and minimal tree densities. This wide-open landscape becomes a theatre where each animal's instincts and unique evolutionary skills are tested.
Can You Get More Than 11 Right on This Tree Knowledge Quiz?
play.howstuffworks.com/quiz/can-you-get-more-right-this-tree-knowledge-quiz
Trees aren't just idle objects in our world. They're living, breathing creatures that add tremendous value to human life, from shade, to lumber, to simple beauty and a lot more. What do you know about trees?
The Marine Iguana Is The World's Only Seafaring Lizard
animals.howstuffworks.com/reptiles/marine-iguana.htm
The marine iguana is found only in the Galápagos Islands. From their sleek swimming skills underwater to their clumsy movements on land, they're perfectly adapted to their marine environment.
From Plant Pots to Ancient Armies, Terracotta Is Universal
home.howstuffworks.com/gardening/garden-design/terracotta.htm
One of the oldest and most widely-used materials in the world, baked clay or terracotta, can be found on roofs, in museums and in gardens all over the world.
How to Prevent Acid Rain Pollution
home.howstuffworks.com/home-improvement/repair/how-to-prevent-acid-rain-pollution.htm
When you know how to prevent acid rain pollution you know how to do your part for the environment. Learn about how to prevent acid rain pollution in this article.
American Crocodile Lives up to 70 Years and Weighs 2,000 lbs
animals.howstuffworks.com/reptiles/american-crocodile.htm
The American crocodile is an amazing animal. Learn about the American crocodile.
Did people initially think the duckbill platypus was a hoax?
animals.howstuffworks.com/mammals/did-people-think-the-duckbill-platypus-was-a-hoax.htm
The duckbill platypus is said to be created from spare animal parts. Learn if people first thought the duckbill platypus was a hoax at HowStuffWorks.
Why Socotra Is Known as the 'Galapagos of the Indian Ocean'
science.howstuffworks.com/environmental/conservation/issues/socotra-yemen.htm
This alien-looking archipelago off the coast of Yemen is teeming with plants and animals. Many species here are threatened or endangered. Can they be saved?
How Fasting Works
health.howstuffworks.com/human-body/systems/digestive/fasting.htm
Fasting is choosing not to eat for religious, political or health reasons. Read about the effects of fasting and whether or not fasting is safe.