Question: Based on the information presented in the segment of Strange Days on Planet Earth: Predators that you watched this week on wolves in Yellowstone Park, before wolves were reintroduced to Yellowstone National Park scientists also noticed the absence or reduction of many native species. All of the following species were discussed as being reduced or absent from Yellowstone except: Group of answer choices Coyotes Songbirds Stands of Aspen trees Riparian zone Willow tress Beavers