Fig. 1 in Evaluating the principles of wildlife conservation: a case study of wolf (Canis lupus) hunting in Michigan, United States

Fig. 1.—Timeline of key political events pertaining to the management of Michigan wolves. The details of each event are given in "Chronology of Political Events." Events above the timeline disfavor wolves and events below the timeline favor wolves. Dashed boxes indicate actions initiated by citizens. Solid boxes indicate actions initiated by the government. Key actors in the timeline are the Michigan Natural Resource Commission (NRC), Michigan Department of Natural Resources (DNR), and the United States Endangered Species Act (ESA). The online version of this figure includes color to indicate which events were associated with the executive branch (green), the courts (black), and each of the particular laws—Public Act (PA) 520 (blue), Senate Bill (SB) 288 and PA 21 (red), and PA 281 (magenta).