. Chimpanzee intelligence and its vocal expressions. Chimpanzees; Animal intelligence; Sound production by animals. 134 VOICE AND OF CHIMPANZEES across. He was usually silent when making them, the follow- ing being the only utterance taken during nest building. Two isolated tones: 254 A rapid phrase: 255 j-4JJ k± -t^*^ Panzee showed no inclination to make nests; once or twice however she manifested some interest in Chim's activity. They had been at the sand-hole for some time when Chim went to a group of birch trees, a little distance away, and made a nest. When it was finished he swung down,
. Chimpanzee intelligence and its vocal expressions. Chimpanzees; Animal intelligence; Sound production by animals. 134 VOICE AND OF CHIMPANZEES across. He was usually silent when making them, the follow- ing being the only utterance taken during nest building. Two isolated tones: 254 A rapid phrase: 255 j-4JJ k± -t^*^ Panzee showed no inclination to make nests; once or twice however she manifested some interest in Chim's activity. They had been at the sand-hole for some time when Chim went to a group of birch trees, a little distance away, and made a nest. When it was finished he swung down, and went back to tease Panzee. She remonstrated: 256 ooh Then drawing him to her, she began to look through his fur as though making an affectionate appeal to him to be kind:. Chim ran back to the tree, and climbing higher, made a large nest, about two feet wide. Then dropping down he filled his. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Yerkes, Robert Mearns, 1876-1956; Learned, Blanche W. Baltimore, The Williams & Wilkins Company
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Photo credit: © Library Book Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1920, booksubjectanimalintelligence
