Why Sharks Rule
<img alt="" src="http://media-1.web.britannica.com/eb-media//33/151933-050-E7E77CA0.jpg" width="260" height="182" align="right" />Yesterday, the Discovery Channel kicked off its 25th Shark Week celebration, once again leaving viewers in awe of these great cartilaginous predators and reminding us why sharks rule.
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