title: Temporal spacing of broods, brood size, and parental care in song sparrows (Melospiza melodia).
mesh_terms: D000818:Animals; D001717:Birds / Q000502:physiology*; D002170:Canada; D005260:Female; D008297:Male; D008954:Models, Biological; D009425:Nesting Behavior; D012098:Reproduction; D012621:Seasons