After more than a decade of observation and recording, Dr. Julie Elie identified 11 distinct call types used by zebra finches, decoding both their meanings and the individual vocal signatures birds use to recognize each other. Machine learning helped organize the data; crucially, birds confused calls with similar meanings more than similar-sounding ones — showing they respond to content, not just sound.
(c) Petr Ganaj

Una científica descifra el vocabulario completo del pinzón cebra

THE GUARDIAN

Tras más de una década de observación, la investigadora Julie Elie identificó 11 tipos de llamadas distintas en el pinzón cebra y sus significados. Las aves confunden más llamadas con significados similares que sonidos parecidos, lo que sugiere que responden al contenido. El aprendizaje automático aceleró el análisis de miles de vocalizaciones.

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