Photo taken on Aug. 12, 2021 shows a sulphur-crested cockatoo in the Mulligans Flat Nature Reserve in Canberra, Australia. The Mulligans Flat Nature Reserve, located on the northeastern border of the Australian Capital Territory ACT, covers approximately 750 hectares of land. Millie Sutherland Saines, an ecologist and outreach manager at the reserve, told Xinhua that there were protected species including about 70 quolls, 50 echidnas and more than 100 eastern bettongs. TO GO WITH: "Feature: Nature reserve in Australian capital restores missing pieces of puzzle" (Photo by Liu Changchang/Xinhua via Getty Images)