A robe lined with cheetah fur, 300 pounds of raw lamb and other unusual gifts given by foreign governments to US leaders.

Scientists estimate that a giant ... says National Zoo chief veterinarian Suzan Murray. Tim Flach Bao Bao’s father, Tian Tian, might look fierce, but by a quirk of evolution pandas long ago ...

Set on 163 acres in Northwest Washington, the National Zoo was ... Biology Institute. The zoo’s DC space is home to about 2,000 animals of 400 different species, the stars of which are undoubtedly the ...