bites Archive

  • Humans are the only species that smiles. Other apes do not smile, nor do dogs smile.  Apes “fear grin” and dogs bare their teeth in “agonistic puckers” and “submissive grins.” […]

    Dogs Don’t Smile

    Humans are the only species that smiles. Other apes do not smile, nor do dogs smile.  Apes “fear grin” and dogs bare their teeth in “agonistic puckers” and “submissive grins.” […]

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