Winter Crow Roost: North Bethesda, MD
Jan. 21, 2025: under overcast skies and breezy; sunset time 5:17PM Out on Crow Patrol from north of Boston with local Crow Roost guy, Jim Wilson, who has been tracking flight movements around the established winter crow roost location for the past few years. Jim provided tour of extended area and then we zoomed in along Citadel Avenue between [...]
Winter Crow Roost: National Grid
Jan. 20, 2025: under mostly cloudy, wind 12MPG gusts 23MPH, temp 21F wind chill 10MPH; sunset time 4:42PM Out on Crow Patrol with initial stops at South Common, parking garage, then South Canal Street. The incoming Crows were streaming in and engaging in chaotic group flight action around the truck depot and the roof of the red brick CubeSmart [...]
Winter Crow Roost: Rooftop Action!
Jan. 19, 2025: under heavy overcast skies, light rain, wind NE 4MPH, temp 38F; sunset time 4:42PM Out on Crow Patrol with stops at multiple nearby staging areas; then on to South Canal Street with Crows arriving in growing numbers over 30 minutes before sunset time and landing on warehouse roof tops. This image 29 minutes before sunset time. [...]
Winter Crow Roost: snow and rain
Jan. 18, 2025 under heavy overcast skies, light rain, calm, 38F; sunset time 4:40PM Late visit passing through Lawrence and observed Crows roosting on both sides of the Duck Bridge. Always nice to see the trees by New Balance filled with Crows! Image at 3 hours post sunset. After moving around to different vantage points, it was clear to [...]
Winter Crow Roost: Lebanon, NH
Jan. 18, 2025 under heavy overcast skies, wind SW 8MPH, rain and fog, temp 39F; sunset time 4:42PM Despite weather conditions, made a trip from Lawrence, MA to locate and observe the local winter crow roost. After scouting areas on both sides of Rt. 89, was unable to see a single Crow. In a final effort, stopped and parked [...]
Winter Crow Roost: North Bethesda, MD
Roost From Above! Dec. 6, 2025 under mostly cloudy with glimmers of setting sun, wind SW 7MPH, 40F; sunset time 4:45PM While visiting from Boston and preparing for a local talk and walk on the North Bethesda winter crow roost, I made a deliberate effort to slow down and spend real time with the roost itself, not [...]
Roost Research: Daytime Foraging Behaviors
The Daytime Foraging Behavior and Dispersal of Winter Roosting Crows by Craig Gibson, Jan. 2025 During the winter months, American Crows (Corvus brachyrhynchos) and Fish Crows (Corvus ossifragus) disperse from their massive overnight roosts at dawn, spreading across the landscape to forage. This daily dispersal, spanning urban, suburban, agricultural, and natural areas, is a marvel of ecological adaptation and [...]
Winter Crow Roost: extraordinary action!
Sensational arrival into roost! Jan. 1, 2025 under overcast skies, wind W 7mph, temp 41F; sunset time 4:21PM Out on Crow Patrol just before 4PM with initial stops at staging areas including ballfield at Incinerator Road. Large numbers building up in treetops off to NE in Haverhill and treetops off SE in North Andover. Moved on to [...]
Winter Crow Roost: after dark with infrared!
Flight bursts in infrared Dec. 26, 2024 under clear skies, calm, temp 26F; sunset time 4:17PM Out on Crow Patrol two and a half hours after sunset time with Crows tightly packed into overnight roost trees along the south side of the Merrimack River, consolidated back into a single roost location. No more than 200+ Crows seen [...]
Audubon Magazine Winter 2024: Winter Crow Roosts!
The Audubon Magazine was released in December 2024 just before Christmas. In the "Field Guide" section, a fascinating story is shared by Alice Sun about Crows congregating in communal winter roosts. In her article, Alice Sun explores the fascinating social lives of American Crows, highlighting their intelligence and complex behaviors. She delves into their winter gatherings, where large roosts [...]