Photo 5834760, (c) nycticorax, some rights reserved (CC BY-NC), uploaded by nycticorax

Attribution © nycticorax some rights reserved Uploaded by nycticorax Source Naturalista Costa Rica Associated observations Photos / Sounds What Common Grackle (Quiscalus quiscula) Observer nycticorax Date December 10, 2016 01:17 PM EST Place 3548 Augustine Herman Hwy, Chesapeake City, MD 21915, USA (Google, OSM) Date Added December 17, 2016 06:21 PM EST Description HUGE flock, many thousands! Mostly Common Grackle and Red-winged Blackbirds. 2 IDs Research Grade View Sizes small medium large original