"Elmer the porcupine popped by to pay a visit to the lions ... the Kansas City Zoo's hippo exhibit, where he calmly watched the large animals swim by. Dallas Zoo 'Thrilled' to Find Clouded ...

When the Dallas Zoo was founded in 1888, it housed two deer and two mountain lions. More than a century later, the zoo – which is the oldest and largest in Texas – has grown to shelter more ...