Guanaco herds frequently place a ‘sentinel’ on a vantage point to look out for danger while the remainder of the herd are ...
Rough diamonds, ready to be packaged at the (pic, below) Diavik mine’s splitting facility in Yellowknife, Northwest ...
Tropical forests are the most biodiverse ecosystems on Earth and play a critical role in climate regulation, carbon storage, and the maintenance of ...
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