Crowd Source parallels the daily migration of crows who, aside from fledgling season, journey across metro Vancouver every day at dawn and dusk. Alert to the great intelligence and perspective of corvid and non-human communications, these poems engage historical and strategic examples of how these songbirds gather and disperse. Continuing Nicholson's attention to contemporary climate crisis, social movements, and Black diasporic relations, this is a text for all concerned with practising ecological futurities befitting corvid sensibilities.