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Cane Toad Facts, Pictures
animals.howstuffworks.com/amphibians/cane-toad.htm
The cane toad is native to Central and South America, and an invasive species in Australia. It was introduced to Australia in 1935 to protect crops against cane beetles.
The Plant Quiz
play.howstuffworks.com/quiz/the-plant-quiz
Every species and category of plant we can come across is vastly unique from one another, and their function in the world is even more distinctive. Can you ace this quiz on the differences and intricacies within the plant world?
How Aliens Work
science.howstuffworks.com/space/aliens-ufos/alien-physiology.htm
Alien life forms would probably differ from those on Earth but still adhere to certain principles. Learn about astrobiology and the search for alien life forms.
The Mule Outperforms Both Its Horse Mom and Donkey Dad
animals.howstuffworks.com/mammals/mule.htm
Since many of us no longer live in small agricultural societies, while you might be familiar with the idea of a mule, you might not know about the specifics of the actual animal.
How Your Immune System Works
health.howstuffworks.com/human-body/systems/immune/immune-system.htm
Inside your body there is a mechanism designed to defend you from millions of bacteria, microbes, viruses, toxins and parasites that want to invade your body. Find out how the human immune system works.
Fish, Shellfish and Roe: The Seafood Quiz
play.howstuffworks.com/quiz/seafood-quiz
The oceans provide a bounty of delicious and nutritious treats. How much do you know about the seafood of the world? Take this quiz to find out.
How Gene Pools Work
science.howstuffworks.com/life/genetic/gene-pool.htm
The physical you is a result of your DNA, and your DNA is part of the human gene pool. Find out what the "gene pool" really is and what happens when it shrinks.
10 Starfish Species You've Probably Never Seen Before
animals.howstuffworks.com/marine-life/starfish.htm
What lives in water, has no gills, scales or fins and is not a fish? Yep, a starfish - which is why marine biologists have renamed these creatures sea stars.
Why are blueprints blue?
science.howstuffworks.com/engineering/structural/blueprints-blue-.htm
Why are blueprints blue and not some other color? There's a specific chemical process behind it, and its discovery has all the elements of a dark fairy tale.
The Conch Is an Endangered Sea Snail That Needs Your Help
animals.howstuffworks.com/endangered-species/conch.htm
Before collecting that conch shell, learn how over-harvesting for meat and souvenirs has endangered conch populations and what you can do to help their survival.