Karen McComb of the University of Sussex, England, recorded the low - pitched “contact calls ” of female African elephants in Amboseli National Park, Kenya, noting which elephants would meet together frequently and which were strangers.
ثم أسمعت التسجيل لـ‍ ٢٧ عائلة من الفِيَلة بغية دراسة ردود فعلها .‏