reading the signal…
Signals / Object / Street-level imagery
in Richmond, CA·counted·150 all time
A small black-and-gray crow relative, typically shown perched, flying, or foraging in open habitats.
Counted, not streamed: Jackdaw has no time series, so it is read as a footprint across places. All-time count by city.
Things that physically exist: street furniture, signs, buildings. All-time counts.