Mountain Gorillas
<p>
<a href="http://www.theguardian.com/environment/2012/nov/13/mountain-gorilla-population-rises">
http://www.theguardian.com/environment/2012/nov/13/mountain-gorilla-population-rises</a>

<p>

US Population
<p>
<a href="http://www.census.gov/popclock/">
http://www.census.gov/popclock/</a>