Utah's Hogle Zoo is celebrating "American Zoo Day", which is observed every year on July 1 to mark the day the country's first zoo opened to the public in Philadelphia in 1874. American Zoo Day is all ...

Nakili, an eastern black rhinoceros at the Brookfield Zoo, was euthanized Wednesday, the zoo said. The 33-year-old rhinoceros was the oldest male of his species living in an accredited North American ...

Philadelphia has always been an important city in America. It is one of the top ten biggest cities in the country, and once was the second biggest. It is also home to important historical artifacts ...

BROOKFIELD, Ill. —The oldest living male Eastern Black Rhinoceros in a North American zoo was humanely euthanized Wednesday at the Brookfield Zoo, according to the Chicago Zoological Society. Nakili, ...

Introduction. The world in a zoo -- Where the wild things aren't : exhibiting nature in American zoos -- Animal farm : making meaning at the zoo -- Birds of a feather : zookeepers and the call of the ...

The St. Louis Zoo recently announced the birth of four endangered American red wolf pups earlier this year in what is a first for the zoo. The pups were born at the St. Louis Zoo Sears Lehmann Jr.