http://wzd.cz/zoo/EU/by.htmList as mentioned on Zootierliste :
Belarus :
Ukraine :
- Buynichy (Zoo) [Belarus]
- Grodno (Zoo) [Belarus]
- Kharoshae (Private ZOO Khoroshee) [Belarus]
- Minsk (Zoo) [Belarus]
- Vitebsk (Zoo) [Belarus]
- Zhlobin (Zoo) [Belarus]
Lithuania :
- Askaniya Nova (Zoopark) [Ukraine]
- Berdyansk (Zoo Safari) [Ukraine]
- Cherkasy (Tropic World "Angkor-Vat") [Ukraine]
- Cherkasy (Zoo) [Ukraine]
- Demydiv (Зоопарк XII Місяців / Zoopark 12 Monate) [Ukraine]
- Dnepropetrovsk (Aquarium) [Ukraine]
- Dnepropetrovsk (Zoo - geschlossen 2016) [Ukraine]
- Domazhyr (Bärenwald) [Ukraine]
- Donesk (Minizoo - geschlossen) [Ukraine]
- Kharkov (Dolphinarium Nemo) [Ukraine]
- Kharkov (Zoo) [Ukraine]
- Kiew (Dolphinarium Nemo) [Ukraine]
- Kiew (Minizoo EKZOland) [Ukraine]
- Kiew (Zoo) [Ukraine]
- Lisne (Feldman Ecopark) [Ukraine]
- Medenychi (Limpopo Zoo) [Ukraine]
- Mena (Zoopark) [Ukraine]
- Nikolaev (Zoo) [Ukraine]
- Odessa (Biopark) [Ukraine]
- Odessa (Dolphinarium Nemo) [Ukraine]
- Odessa (Zoo) [Ukraine]
- Riwne (Zoo) [Ukraine]
Hopes this helps already a little bit
- Druskininkai (Grutas Parkas Zoo) [Lithuania]
- Jonusai (Klaipeda Zoo) [Lithuania]
- Kaunas (Zoo) [Lithuania]
- Klaipeda (Aquarium und Delphinarium) [Lithuania]
- Vilnius (Lithuania’s Young Naturalists’ Centre) [Lithuania]
.
I am lloking for any information about zoological establishments in Belarus, Ukraine and Lithuania, especially regarding conditions and if any assistance is required. Any information would be appreciated.