Photo 52078436, (c) Cheng Te Hsu, some rights reserved (CC BY-SA), uploaded by Cheng Te Hsu

Attribution © Cheng Te Hsu some rights reserved Uploaded by chengte Source iNaturalist Associated observations Photos / Sounds 3 photos What Eurasian Tree Sparrow (Passer montanus) Observer chengte Date September 22, 2019 10:52 AM CST Place 25.0419..., 121.515... (Google, OSM) Date Added September 22, 2019 10:53 AM CST 2 IDs Research Grade View Sizes small medium large original