Photo 3483379, (c) Rob Curtis, some rights reserved (CC BY-NC-SA), uploaded by Rob Curtis

Attribution © Rob Curtis some rights reserved Uploaded by rcurtis Source iNaturalist Associated observations Photos / Sounds 3 photos What Tree Swallow (Tachycineta bicolor) Observer rcurtis Date April 23, 2016 05:44 PM EDT Place Cuyahoga Valley National Park, Cuyahoga Falls, OH, US (Google, OSM) Date Added April 24, 2016 10:29 PM EDT 2 IDs Research Grade View Sizes small medium large original