Subcategories
This category has the following 10 subcategories, out of 10 total.
0–9
- Zoos established in 1970 (16 P)
- Zoos established in 1971 (9 P)
- Zoos established in 1972 (14 P)
- Zoos established in 1973 (9 P)
- Zoos established in 1974 (14 P)
- Zoos established in 1975 (2 P)
- Zoos established in 1976 (7 P)
- Zoos established in 1977 (7 P)
- Zoos established in 1978 (4 P)
- Zoos established in 1979 (5 P)