If you have been to the St. Louis Zoo over the past two decades ... after Little Joe suffered a heart attack overnight. The primate staff believes that he died in his sleep.

Photo courtesy of Sara Burran The St. Louis Zoo has expanded its animal family by four! Earlier this year, four American red wolf pups were born at the destination's Sears Lehmann Jr. Wildlife ...

are settling into their new home at the Saint Louis Zoo’s WildCare Park in north St. Louis County. According to the Saint Louis Zoo, Nika and Sarnai are the last of the wild horse species on the ...

The Saint Louis Zoo got its start as the 1904 World's Fair ... and "The Wild," which houses bears and primates. To get a sense for how far the zoo has come since its debut at the World's Fair ...

Tim Ezell traveled to the St. Louis Zoo to take a look at the Animals Aglow, which will showcase a glow of 60 towering ...