草原中的火災和野牛放牧導致多樣性 (Fire and bison grazing in grasslands lead to diversity)
兩種干擾的交互作用—野牛放牧模式和火災—透過在草原上形成植物群落的異質拼湊來增加生物多樣性
(The interaction of two disturbances—bison grazing patterns and fire—increases biodiversity by creating a heterogeneous patchwork of plant communities in grasslands.)