Another write up here, with infographics: https://phys.org/news/2025-08-birdsong-patterns-zipf-law-abbreviation.html https://phys.org/news/2025-08-birdsong-pat

Another write up here, with infographics: https://phys.org/news/2025-08-birdsong-patterns-zipf-law-abbreviation.html https://phys.org/news/2025-08-birdsong-patterns-zipf-law-abb... They went with a robin for their leading image. The robin (both american and european) is notorious for it's wide ranging vocabulary. It can mimic many other birdcalls: https://www.sibleyguides.com/2011/04/vocal-copying-by-american-robin/ https://www.sibleyguides.com/2011/04/vocal-copying-by-americ... Link to original study: https://dx.plos.org/10.1371/journal.pcbi.1013228 https://dx.plos.org/10.1371/journal.pcbi.1013228