What likely contributed to the extinction that marks the end of the era?

What likely contributed to the extinction that marks the end of the era?
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meteorite collision
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What is extinct or so close to extinction the Fat Lady is singing?

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Are honey bees on the verge of extinction, if so will Professor Einstein's calculation prove to be true?

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What role does chance play in the extinction of species?

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Boring question #33: Would not zombies that were 100% successful eat themselves into extinction?

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Would the extinction of Tigers change anything with the way people treat the environment/wild animals?

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Are U.S. Postal Stamps at the point of extinction?

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Are movie theatres heading for extinction?

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Last Answer : john65pennington : Can I assume you meant ” Extinction”?

Do you think the oil spill in the Gulf will eventually kill all the algea in the ocean, causing no new oxygen to be released, and the eventual extinction of all life on earth in a few months?

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What will cause human extinction?

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Would you condemn humankind for causing the extinction of 75% of all species?

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The famous physicist Stephen Hawking once said: "It's spaceflight or extinction." Why do so many people think space exploration is not very important?

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What has caused the destruction and extinction of many species of animals and plant life? -Geography

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By when is extinction of a species in a food chain compensated? -Do You Know?

Description : By when is extinction of a species in a food chain compensated? -Do You Know?

Last Answer : answer: