Related Clues:
- 'Tarzan of the ___'
- Avian back-talkers?
- Primatology study
- Mimics mockingly
- Popular zoo attractions
- Yerkish speakers
- Chimps, for instance
- Mocks by imitating
- Chimps, for example
- Creatures studied by Goodall and Fossey
- Planet inhabitants?
- Long-armed animals
- Cornelius and Zira, in a 1968 sci-fi film
- Some early 'astronauts'
- Winged mimics