- life
- plate tectonics
- a moon that is a significant fraction of the planet
- free oxygen in the atmosphere
- ozone layer
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Why did you say--"don't say life"?
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Liquid water at the surface.
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Starbucks
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Perfect location in our solar system
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Because other planets have that Earth don't. . !!! :) :P LOL
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Chocolate
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Gray Area - "Which other planets? In the galaxy? Universe? Just our own solar system? We have dolphins. none have been found anywhere else yet."
This.
Any *specific* object on Earth will be found on no planet but ours (e.g.: Mount Everest, the Beatles, a rusted-out Chevy, etc.), but other than our unique lifeforms, anything you can find on Earth you will also be able to find on other planets.
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people :D
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Humans
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Yahoo! Answers
cell phones
You.
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Earthlings
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God