Humble house sparrows roosting in Spain evoke a childhood memory

On a warm October evening in Sanlúcar de Barrameda, the author hears a chorus of house sparrows gathering to roost, evoking childhood memories. Celebrating their silver wedding anniversary, the author reflects on their travels in Andalucía, where they encountered various exotic birds. However, the nostalgic sound of sparrows becomes the highlight of their trip, reminding them of their youth and the abundance of these birds in suburban areas.