The surprisingly sophisticated calls of prairie dogs

prairie dogsPrairie Dogs, Philadelphia Zoo, 1879

During his analysis, Professor Con Slobodchikoff of Northern Arizona University noticed something: Even though the human call was consistently different from the other calls, there was still significant variation between the individual human calls. He began to wonder whether the little rodents could possibly be describing their predators — not just differentiating hawk from human, but actually saying something about the particular human or coyote or hawk that was approaching …

http://www.npr.org/2011/01/20/132650631/new-language-discovered-prairiedogese

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