Field Sparrow (Spizella pusilla) September 12, 2019 1697 × 1358 Field Sparrow (Spizella pusilla) Field Sparrow (Spizella pusilla), May 2018, Napeague. Breeder. IN STEEP DECLINE. May, 2018. Napeague, New York. Scrub. Breeder. IN STEEP DECLINE.