Greetings Fellow Birders, Please find the Ontario Rare Bird Report for the week of December 5, 2025 below. This weekly report provides information about bird sightings that are significant due to the species, the location and/or time of year of the sighting. Within these weekly reports, as much detail will be provided as possible regarding observations, including providing credit to the initial observer(s) and location details. Please use eBird to provide specific details as sightings are recorded. Note that species in all-caps are on the OBRC Review List (http://www.ofo.ca/site/page/view/obrc.guidelines). Amendments/corrections may be sent to dbirkenbergs.birdreports@gmail.com. I thank each of you for your patience for any inadvertent oversights. As always, respectful feedback is welcome! Eurasian Green-winged Teal (Common Teal) 5-Dec-25; Hamilton - Windermere Basin Park; David Goodridge *continuing bird; originally sighted by Richard Poort on 4-Dec-25 King Eider 11-Dec-25; Toronto - Tommy Thompson Park; Brynn Murphy Virginia Rail 8-Dec-25; Waterloo - FWR Dickson Wilderness Area; Joshua van der Meulen Barrow's Goldeneye 7-Dec-25; Grey - Owen Sound Harbour; A. Nicholson *continuing bird; originally sighted by A. Nicholson on 26-Nov-25 Harris's Sparrow 5-Dec-25; Oxford - East-Zorra-Tavistock; Richard Skevington *continuing bird; originally sighted by Richard Skevington on 3-Dec-25 Yellow-throated Warbler 5-Dec-25; Lambton - Canatara Park (Sarnia); Dave Jolly *continuing bird; originally sighted by Sharon Nethercott on 17-Nov-25 BLACK-THROATED GRAY WARBLER 6-Dec-25; Niagara -- Morgan's Point CA (Wainfleet); Barbara N. Charlton *continuing bird; originally sighted by Jean Farnan on 15-Nov-25 TOWNSEND'S WARBLER 5-Dec-25; Peel - Lakeside Park (Mississauga); David Britton *continuing bird; originally sighted by David Reid on 24-Nov-25 Summer Tanager 7-Dec-25; Waterloo - Crestwood Drive; Peter Barr WESTERN TANAGER 5-Dec-25; Thunder Bay - Wild Goose Area (Private Property); Brad Balec Good Birding, Dan -- Report compiled by Dan Birkenbergs from a variety of sources, primarily eBird; most other sources are listed here: http://ofo.ca/site/content/ontario-hotlines-and-news Ontbirds and Birdnews are moderated email Listservs provided by the Ontario Field Ornithologists (OFO) as a service to all birders in Ontario. Birdnews is reserved for announcements, location summaries, first of year reports, etc. To post a message on Birdnews, send an email to: birdnews@ontbirds.ca. If you have any questions or concerns, contact the Birdnews Moderators by email at birdnews@ofo.ca. Please review posting rules and guidelines at http://ofo.ca/site/content/listserv-guidelines To find out more about OFO, please visit our website at ofo.ca or Facebook page at https://www.facebook.com/OntarioFieldOrnithologists.