Jameel Jaffer, deputy legal director of the American Civil Liberties Union, listens during a hearing of the Senate Judiciary Committee on Capitol Hill, in July 2013.
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The long lifespan of the Greenland shark, shown here in the cold, deep waters of the Uummannaq Fjord, may only be surpassed by that of the ocean quahog, a clam known to live as long as 507 years.
A rhino wakes up after its horn was trimmed at John Hume's Rhino Ranch in Klerksdorp, South Africa, on Feb. 3. South Africa's highest court is preparing to decide whether to uphold the country's domestic ban on trading rhino horn. John Hume is a private rhino owner and breeder who advocates for legalizing trade.
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