The female waits quietly and peeps finchbeakedly. She doesn't have a nest and never will - Brown-headed Cowbird is the only parasitic species in North America. The baby Cowbird is greeted with neither mirth nor disgust by, say, Yellow Warbler. Dangling worm - Ecce Agnus Dei, ecce qui tollit peccata mundi. Beati qui ad cenam Agni vocati sunt.