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Subject
- Zoo animals.[remove]48
- Zoo keepers.11
- Elephants.10
- New York Zoological Park.10
- Lion.9
- Polar bear.8
- Zoos.8
- Animal feeding.7
- Hippopotamus.6
- Captive wild animals--Behavior.4
- Captive wild animals.4
- Sea lions.4
- Bears.3
- San Antonio Zoo (San Antonio, Tex.)3
- Seals (Animals)3
- Tiger.3
- Zoos--New York (State)--New York.3
- Animal behavior.2
- Animal trainers.2
- Animal training.2