Why do elephants have hair? Princeton researchers explain on CNN.com
Why do elephants have hair? The answer can be found in the research of Elie Bou-Zeid, a Princeton University assistant professor of civil and environmental engineering and his colleagues. "Hair works as an insulator when it covers the skin," said Elie Bou-Zeid, in a Princeton news release on the report, which appeared in the journal PLoS One. Read the CNN article.