• An overview of bird records committees in the Neotropics 

      Freile, Juan; Solano Ugalde, Alejandro; Kenefick, Martyn; Lees, Alexander; Piacentini, Vítor; Sandoval Vargas, Luis Andrés; Valqui, Thomas; Angulo Pratolongo, Fernando; Miranda, Jonathan; Claessens, Olivier; Sharpe, Christopher (2018)
      Neotropical bird records committees have been growing in numbers, remit and prominence in recent years. This feature – by members of those committees – explains how and why committees were established and encourages birders ...
    • Does the distance to forests or buildings influence great kiskadee (Pitangus sulphuratus) nesting site selection? 

      Corrales Moya, Josué; Sandoval Vargas, Luis Andrés (2021)
      The expansion of human settlements has produced significant changes in natural ecosystems by fragmenting and reducing their area. Those changes influence the availability of natural and artificial sites used to build nests ...
    • First record of Lesson's Seedeater Sporophila bouvronides in Costa Rica 

      Gatgens García, Johan; Chaves Sánches, Alexander; Sandoval Vargas, Luis Andrés (2022)
      We report the first record of Lesson’s Seedeater Sporophila bouvronides, a South American species, in Costa Rica. It was seen at Tortuguero, in the lowlands of north-east Costa Rica in June 2022. The record is perhaps ...
    • Nest design and parental care of Striped Woodhaunter Automolus subulatus 

      Conejo Barboza, Karla; Sánchez Morales, César; Sandoval Vargas, Luis Andrés; Greeney, Harold F. (2020)
      The western and trans-Andean populations of Striped Woodhaunter Automolus subulatus are sometimes considered separate species. We discuss previously published data on the nesting of Striped Woodhaunter and present novel ...
    • Three new bird species for Cocos Island, Costa Rica, and additional observations of other vagrants 

      Blanco, Guillermo; Sandoval Vargas, Luis Andrés (2019)
      En esta nota presentamos tres nuevos registros de especies en la isla del Coco, Costa Rica: Aguja Lomiblanca Limosa haemastica, Mosquerito de Traill Empidonax traillii / Mosquerito de Charral E. alnorum y Reinita de Costados ...