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Language-like efficiency in whale communication.
1Institute for Advanced Computational Science, Stony Brook University, Stony Brook, NY, USA.
Science Advances
|February 5, 2025
View abstract on PubMed
Summary
Whale vocalizations show efficiency, with many species following Menzerath
Area of Science:
- Bioacoustics
- Animal Communication
- Linguistics
Background:
- Vocal communication systems evolve for efficiency, balancing information conveyed against production costs.
- Menzerath's law and Zipf's law of abbreviation are key principles of communication efficiency.
Purpose of the Study:
- To investigate the presence and extent of Menzerath's and Zipf's laws in cetacean vocalizations.
- To compare efficiency principles in whale communication with human languages.
Main Methods:
- Analysis of vocal sequences from 16 whale species (baleen and toothed).
- Comparison of cetacean vocal patterns with 51 human languages.
Main Results:
- Eleven whale species demonstrated Menzerath's law, some with stronger effects than human speech.
Conclusions:
- Many cetacean vocalizations exhibit temporal compression, indicating adaptation for increased efficiency.
- Whale communication shares efficiency principles with human language, suggesting convergent evolution.


