https://udspace.udel.edu/items/4e1cee8a-e969-4a28-b89d-c2e871780b3f
New extralimital breeding records of saltmarsh sparrows (Ammospiza caudacuta) and Nelson's sparrows...
Saltmarsh (Ammospiza caudacuta) and Nelson's (A. nelsoni) sparrows are sister taxa that breed in tidal marshes along the coast of the Northeastern United...
breeding records