Name:_________________ Wolf and Elk Populations Background Information: The gray wolf (Canis lupus) was exterminated from Yellowstone National Park by the 1940?s. In 1994 gray wolves were reintroduced to the park. Elk are the primary prey for the wolves in the Yellowstone area. Below is data for wolf and elk populations. Create a graph of Wolf Population in Yellowstone from 1994-2009. Put years on the x-axis and population on the y-axis Population data: Year 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08 09 Wolf Pop. 0 21 40 86 112 107 153 189 217 174 171 118 136 171 124 98