- Portal ecologic
- National Geographic
- carpati.org
- Societatea Prietenii Zimbrilor, Polonia (European Bison Friends Society)
- Rezervatia de zimbri Hardehausen, Germania (Hardehausen Reserve)
- Parcul National Bialowieza, Polonia (Bialowieza National Park)
- Rezervatia de zimbri Springe, Germania (Springe Reserve)
- Gradina Zoologica Karlsruhe, Germania (Karlsruhe Zoo)
- Gradina Zoologica Goldau, Elvetia (Goldau Zoo)
- Gradina Zoologica Berna, Elvetia (Bern Zoo)
- Gradina Zoologica Skansen, Suedia (Skansen Zoo)
- Gradina Zoologica Boras, Suedia (Boras Zoo)
- Rezervatia Avesta, Suedia (Avesta Reserve)
- med-ina.org
- silene.es
- Verdiana Network
- propark.ro
- wilderness-society.org
- Asociatia Mestesugarilor „Nemteanca”
- eaza.net
- aspinallfoundation.org
- Romania EDEN Destinations
Informații de interes public