Knoxville Zoo baby gorillas growing up
2:21
Zoo Knoxville welcomes new gorilla
3:01
Zoo Knoxville's newest chimpanzee is thriving
3:17
Young Silverback Gorilla Makes Difficult Decision | Growing Up Wild | BBC Earth
2:27
Pregnant Knoxville Zoo gorilla "Hope" gets ultrasound
2:41
George turns one
3:01
Zoo Knoxville’s baby chimpanzee growing, thriving
6:33
Gorilla baby Ringo knew how to express love to his mom / 金剛寶寶Ringo知道怎麼跟媽媽表達愛
3:16