Nov 26, 2006 (Weekend Edition Sunday) — In his new book Thumbs, Toes and Tears, author Chip Walter explores the physical and behavioral traits that are unique to humans. He notes that humans are the only creatures to cry, and that technological advances mark another front in our evolution.
n p r n e w s
The Traits That Make Us Humans
by Andrea Seabrook
Nov 26, 2006 (Weekend Edition Sunday) — In his new book Thumbs, Toes and Tears, author Chip Walter explores the physical and behavioral traits that are unique to humans. He notes that humans are the only creatures to cry, and that technological advances mark another front in our evolution.Missing some content? Check the source: NPR
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