Why Did the Dinosaurs Become Extinct?

Answer

Dinosaurs are believed to have became extinct after a massive meteorite fell on the earth's surface around the Gulf Mexico. Other reasons that facilitated this are strange diseases as well as food chain imbalances.
1 Additional Answer
There are a lot of theories as to why the dinosaurs became extinct, but no one can say for sure what wiped them out. One popular theory is that the ice age came in quickly, and made the Earth uninhabitable to them. You can find more information here: http://www.infowest.com/life/dinosaurs/extinct.htm
Q&A Related to "Why Did the Dinosaurs Become Extinct?"
There are several theories as to why the dinosaurs became extinct. One of these being an asteroid hit the earth, this asteroid has been predicted to of caused colossal damage. Another
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The answer to that will be unknown for a really long time.
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At Dinosaur National Monument only Morrison rocks of the upper Jurassic Period contain the fossil bones of dinosaurs. After Morrison time, the Cretaceous seas invaded this area. More
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There are many theories as to why dinosaurs disappeared from the Earth about 65 million years ago. Scientists debate whether dinosaurs became extinct gradually or all at once. The
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There are several theories that try to explain why dinosaurs became extinct. One theory, the asteroid theory, purports that a collision of asteroids with a comet ...
There are many theories on why the dinosaurs became extinct 65 million years ago. One theory suggests that the Earth was hit by an asteroid which caused changes ...
Dinosaurs became extinct about 65 million years ago at the end of the Cretaceous period. The extinction caused the loss of up to 70% of all life on the planet. ...
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