There are various English-language versions of "O, Christmas Tree," each of which traces its origins to a traditional German folk song that, at least initially, was unrelated to Christmas. That ...
The sounds uttered by birds offer in several respects the nearest analogy to language," Charles Darwin wrote in "The Descent of Man" (1871), while contemplating how humans learned to speak. Language, ...
Humpback whale song is a striking example of a complex, culturally transmitted behavior, but up to now, there was little evidence it has language-like structure. Human language, which is also ...
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