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Los gorriones java pueden modular las vocalizaciones en respuesta a diferentes longitudes de onda de luz

Deji Xue1, Jinhong Chen1, Yangkun Bi1

  • 1The Key Laboratory of Animal Resource and Epidemic Disease Prevention in Liaoning Province, School of Life Sciences, Liaoning University, Shenyang 110036, China.

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|February 15, 2026
PubMed
Resumen
Este resumen es generado por máquina.

La contaminación lumínica impacta las vocalizaciones de las aves. Gorriones java

Palabras clave:
Ecología acústicaVocalización aviarComunicación de avesEstrés ambientalContaminación lumínicaLongitud de onda de la luz

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Área de la Ciencia:

  • Ornitología
  • Ciencias Ambientales
  • Bioacústica

Sus antecedentes:

  • La vocalización de las aves es vital para la supervivencia y la adaptación.
  • La contaminación lumínica impulsada por la urbanización representa una amenaza para la comunicación aviar.

Objetivo del estudio:

  • Investigar cómo los diferentes tipos de luz afectan las llamadas y los cantos de los gorriones java.
  • Comprender el impacto de la contaminación lumínica en el comportamiento vocal de las aves.

Principales métodos:

  • Se expusieron gorriones java a diversas condiciones de luz (control, azul, amarillo, rojo, blanco).
  • Se analizaron los cambios en los parámetros de vocalización (llamadas y cantos) bajo diferentes luces.
  • Se cuantificaron las variaciones en la duración de las sílabas, la frecuencia y el ancho de banda.

Principales resultados:

  • Las vocalizaciones de las aves mostraron sensibilidad a diferentes tipos de luz.
  • Los cantos de las aves se vieron particularmente afectados por la luz azul, con cambios en la duración y la frecuencia.
  • Las llamadas exhibieron menos cambios en comparación con los cantos en los diferentes tratamientos de luz.

Conclusiones:

  • Los gorriones java ajustan su comportamiento vocal en respuesta a la contaminación lumínica.
  • Las diferentes longitudes de onda de la luz tienen efectos divergentes en los cantos y las llamadas de las aves.
  • Los hallazgos informan la comprensión de la adaptación del comportamiento de las aves a los cambios ambientales antropogénicos.