Set in a rainforest environment, Singapore Zoo's world-famous "Open Concept” offers the opportunity to experience and be inspired by the wonders of nature. Home to more than 2,400 specimens of over 300 species, 34 per cent of which are threatened, the Zoo has attained a strong reputation internationally for its conservation initiatives and breeding programmes. To better meet the healthcare needs of its animals and working towards its aspiration to become a leading global centre of excellence for veterinary healthcare and research, a purpose-built Wildlife Healthcare and Research Centre was set up in March 2006. Annually, approximately 1.9 million visitors enjoy experiential learning journeys at the 26-hectare award-winning Zoo. Singapore Zoo is part of Wildlife Reserves Singapore. The Zoo is a designated rescued wildlife centre by the governing authority. River Safari, the newest addition to Wildlife Reserves Singapore’s portfolio of award-winning parks.