Desert Trackways: 7-Million-Year-Old Clues To Elephant Social Complexity

Discovery of fossilized footprints in the Arabian desert tells us that elephants have lived in complex families for 7 million years. Elephants have adapted to changing conditions for millenia, but can they withstand the stresses we humans inflict today?

Source: http://www.npr.org/blogs/13.7/2012/03/08/147969778/desert-trackways-seven-million-year-old-clues-to-elephant-social-complexity?ft=1&f=1057

power pig san diego news dave niehaus