SOME COLOUR ABERRATIONS IN PARAGUAYAN BIRDS RESULTING IN AREAS OF WHITE PLUMAGE

Autores/as

  • Paul Smith FAUNA Paraguay / Para La Tierra
  • José Paredes Club Observadores de la Naturaleza.
  • Hubert Stelmach FAUNA Paraguay, Encarnación, Paraguay
  • Johnny Plessas FAUNA Paraguay, Encarnación, Dpto. Itapúa, Paraguay
  • Chris Daniels FAUNA Paraguay, Encarnación, Dpto. Itapúa, Paraguay
  • Rob Clay WHSRN Executive Office, Manomet, Asunción, Paraguay

DOI:

https://doi.org/10.18272/reo.v11i1.3349

Palabras clave:

Caprimulgidae, Columbidae, Cuculidae, Cracidae, leucism, progressive greying

Resumen

We provide photographic documentation of a series of plumage aberrations in eight species of seven families of birds observed in four departments of Paraguay. These include evidence of partial leucism and progressive greying in White-winged Coot Fulica leucoptera, Chaco Chachalaca Ortalis canicollis, Picazuro Pigeon Patagioenas picazuro, White-winged Nightjar Eleothreptus candicans, Smooth-billed Ani Crotophaga ani, Shiny Cowbird Molothrus bonariensis, Chestnut-vented Conebill Conirostrum speciosum and Saffron Finch Sicalis flaveola. This contributes significantly to the Paraguayan literature on plumage aberrations in birds.

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Referencias

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Publicado

2025-07-02

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Cómo citar

Smith, P., Paredes, J., Stelmach, H., Plessas, J., Daniels, C., & Clay, R. (2025). SOME COLOUR ABERRATIONS IN PARAGUAYAN BIRDS RESULTING IN AREAS OF WHITE PLUMAGE. Revista Ecuatoriana De Ornitología, 11(1), 50-58. https://doi.org/10.18272/reo.v11i1.3349