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The tiger, Panthera tigris, was historically found throughout much of Asia, but at low population de
Changes in boreal forest composition along a chronosequence in Quebec. Dates refer to the year of th
Much of the dark space between stars, as seen in the sky of the image above, is due to the human eye
2006 Data:Top 25 Substances Involved in Human Exposures
Three perspectives in Western ethics
The traditional human karyotypes derived from a normal female and a normal male