. "Chordata" . "Sitta" . . "Passeriformes" . . "Latham, 1790" . . . . . . . . . . . "Sittidae" . . . "http://lod.geospecies.org/ses/D4ApY" . . . "178785" . . . . . . "Sitta pusilla" . . "Sitta pusilla Latham, 1790" . "341457" . . . . "Brown-headed Nuthatch" . "Aves" . "Sitta pusilla Latham, 1790" . "Sitta pusilla Latham, 1790" . . . . . . . "2010-07-15T12:42:09-0500" . . "pusilla" . . "Animalia" .