Giant panda fans got two tiny pieces of good news Saturday as the Smithsonian’s National Zoo in Washington announced the births of a pair of new panda cubs.
National Zoo Panda Gives Birth to Twins

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One of the giant panda cubs born at the Smithsonian's National Zoo is being examined by veterinarians, in Washington, DC., Aug. 22, 2015.

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One of the giant panda cubs born at the Smithsonian National Zoo is being examined by veterinarians in this image taken in Washington, DC, Aug. 22, 2015.

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The National Zoo's giant panda Mei Xiang is shown in this Giant Panda Cam image after giving birth to two cubs, in Washington, DC, Aug. 22, 2015.

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An artificially inseminated giant panda took U.S. zoo officials by surprise on August 22, 2015 when she gave birth to twins - more than four hours apart, at the National Zoo, Washington, D.C.