Liam and Gus are two Southern White Rhinos who arrived in Knoxville from The Wilds in Ohio on June 30. According to the zoo, Liam, age 2, and Gus, age 3, are half-brothers who share the same father.

SCHNECKSVILLE, Pa. - The Lehigh Valley Zoo closed early Monday due to the heat, but keeping the animals cool is a full time job. As temperatures in the Valley rise, people aren't the only ones ...