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The Earth seen from Apollo 17 | The Earth seen from Apollo 17

arabella-grayson's picture
Apr.22.2013
  On man's planetary playground, there are 1,589,361 known species: homo sapiens are only one of 5,416 species of mammals belonging to one of the smallest groups of vertebrates. Our other neighbors live on Earth at our comfort, on our terms, for our pleasure, entertainment, sport, nourishment...