Birdsong follows a fundamental law of human language
Scientific American reports: The twittering of songbirds may bear little resemblance to human speech, but new research on Bengalese finches shows that their vocalizations do follow a fundamental structural principle found in all languages. Zipf’s law states that a handful of words—or, in this case, chirps, whistles and trills—occur frequently, while most are rare. Specifically, the most common word (“the,” in English) appears roughly twice as often as the second-most common (“of”), three times as often as the third most…