The giant pandas, which wield the greatest clout in wildlife management privilege, and red pandas left the valuable real estate to the livestock, likely because both need to camp out in one place to plow through the massive amounts of bamboo they require to survive, Zhang
said fecal analysis indicated the giant pandas shifted to nearby areas that were less desirable, so it appeared the livestock were forcing them to downgrade their living conditions.
«In the past, population estimates have been largely based on visual observations and on the
analysis of
fecal samples,»
said Taal Levi, an assistant professor of fisheries and wildlife at Oregon State University and co-author on the study.