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Think Dimetrodon Was a Dinosaur? Think Again
animals.howstuffworks.com/extinct-animals/dimetrodon.htm
Dimetrodon may look for all the world like a dinosaur, but in reality, was a member of the same clade, or group of animals, that gave rise to mammals.
When will life on Earth end?
science.howstuffworks.com/life/evolution/life-on-earth-end.htm
Imagine a time in Earth's far-flung past when organisms didn't swim through the oceans or populate the lands. Even the mighty dinosaurs hadn't arisen. Will the planet ever return to that lifeless state?
Wallace's Giant Bee, World's Largest, Rediscovered
animals.howstuffworks.com/insects/wallaces-giant-bee-worlds-largest-rediscovered.htm
Wallace's giant bee, the world's largest, has been rediscovered. HowStuffWorks takes a look.
Will we soon be extinct?
science.howstuffworks.com/life/evolution/mass-extinction.htm
A mass extinction on Earth is long overdue, according to population ecologists. Find out what Earth's fossil record may be telling us about our future.
The Real Reason Turtles Have Shells (Hint, It's Not for Protection)
animals.howstuffworks.com/reptiles/real-reason-turtles-have-shells-hint-its-not-protection.htm
Why do turtles really have shells? HowStuffWorks Now looks at how turtle shells evolved, with the help of a new study.
The Rockin' State Fossils Quiz
science.howstuffworks.com/environmental/earth/geology/state-fossils-quiz.htm
One of America's national treasures is its diverse and bountiful fossil record. Take our U.S. states fossils quiz to learn more about fossils.
What's the Difference Between a Tortoise and a Turtle?
animals.howstuffworks.com/reptiles/tortoise-turtle-difference.htm
Tortoises and turtles both have prehistoric looking shells and look very much alike, but what's the difference?
Are We Entering the Sixth Major Extinction on Earth?
science.howstuffworks.com/life/evolution/sixth-major-extinction.htm
A new global report says 1 million species are at risk of extinction - the greatest number in human history.
What If Dinosaurs Were Alive Today?
science.howstuffworks.com/science-vs-myth/what-if/what-if-dinosaurs-alive.htm
Before leaving work, you'll need to check the traffic report. Lately, a disruptive T. rex has meant some adjustments to your commute. What other changes would be in store if dinos roamed the Earth?
What will the Earth look like in 50,000 years?
science.howstuffworks.com/life/evolution/earth-50000-years.htm
The Earth in 50,000 years will most likely be a very different place. Learn about the Earth in 50,000 years in this article.