Fig. 6 Photos of selected threatened large herbivore species. Photos of selected threatened large herbivore species. Endangerment status and photo credits include the following: lowland tapir (Tapirus terrestris), vulnerable, T. Newsome; mountain nyala (T. buxtoni), endangered, H. Hrabar; European bison (B. bonasus), vulnerable, G. Kerley; eastern gorilla (Gorilla beringei), endangered, P. Stoel; mountain zebra (Equus zebra), vulnerable, H. Hrabar. William J. Ripple et al. Sci Adv 2015;1:e1400103 Copyright © 2015, The Authors