A water monitor lizard is seen in Singapore's Sungei Buloh Wetland Reserve on Jan. 4, 2022.(Photo: Xinhua)
Migratory birds fly over water in Singapore's Sungei Buloh Wetland Reserve on Jan. 4, 2022.(Photo: Xinhua)
A copper-throated sunbird is seen in Singapore's Sungei Buloh Wetland Reserve on Jan. 4, 2022.(Photo: Xinhua)
A buffy fish owl is seen in Singapore's Sungei Buloh Wetland Reserve on Jan. 4, 2022.(Photo: Xinhua)