News Headline
The Earth Has 2 Billion Living Species
Source
PresnaLatina
Publication Date
2017-09-05
Biologists from the US university of Arizona have estimated that there are 2 billion living species on Earth, most of them bacteria.
Content
http://www.plenglish.com/index.php?o=rn&id=17775&SEO=the-earth-has-2-billion-living-species