Tag: social learning
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Birds’ Vocal Warnings Help Explain Language Origins
Global Insight: Similar warnings across continents A multinational team of researchers has found that more than 20 bird species across four continents announce the presence of nest parasites with nearly identical whining vocalizations. This remarkable convergence occurs despite millions of years of evolution and vast geographic separation, suggesting a learned response to a common ecological…
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Birds’ Vocal Warnings Point to Language Origins: Global Study
Birds’ Vocal Warnings Reveal a Global Link to Language Origins ITHACA, N.Y. – A remarkable cross-continental discovery shows that more than two dozen bird species, spread across four continents, share a nearly identical whining vocal warning. The sound is produced when a parasite bird—such as a cuckoo—intrudes on a nest, and the host birds identify…