ARCTUROS is a Greek, non-governmental organization seeking to enhance biodiversity and sustainability in the Greek rural areas. ARCTUROS implements cross-border projects in order to protect mountainous ecosystems, with an emphasis on bears and large mammals, aiming at the integrated management of protected mountainous regions and the provision of expertise for natural environment interventions. ARCTUROS Environmental Center, which operates in Florina perfecture, resolved the problem of captive bears and wolves in Greece and raised public awareness about large mammals. The breeding of the Greek shepherd dog and its free distribution to farmers in mountainous regions aims at the harmonious coexistence of people and wildlife. ARCTUROS is a non-profit civil partnership that lobbies to protect nature by developing actions of public awareness, environmental education and volunteerism.