Tag: Cross-Continental Study
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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…
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Birds’ Vocal Warnings Reveal Clues About Language Origins
Global parallels in nest-parasite warnings A sweeping international study finds that more than 20 bird species across four continents share an remarkably similar warning call when they spot a brood parasite near their nests. The whining vocalization, learned in the moment as birds listen to their surroundings, appears to be a common strategy across distant…