Indicators for wild animal offtake: methods and case study for African mammals and birds - Ingram, D.J.; Coad, L.M.; Collen, B.; Kümpel, N.F.; Breuer, T.; Fa, J.E.; Gill, D.J.C.; Maisels, F.; Schleicher, J.; Stokes, E.J.; Taylor, G.; Scharlemann, J.P.W. (Resilience Alliance, Inc., 2015)