Wildlife is abundant throughout these two national parks. Go wildlife watching in their natural habitat in the areas they frequent most.
Wolves are causing a trophic cascade of ecological change, including helping to increase beaver populations and bring back aspen, and vegetation.
Yellowstone wolves pick their prey depending on wolf pack size. Small packs attack elk. Larger packs attack bison.
Wolf 832AF (AKA "06" - for the year she was born) was the Alpha Female of the Lamar Canyon Pack killed on Dec 6, 2012 as part of Wyoming's wolf hunt.
Ecotourism in Yellowstone has increased since gray wolves were reintroduced to the ecosystem, boosting local economies by an estimated $5 million per year.
Yellowstone elk populations have dramatically risen and fallen in recent decades, but researchers are arguing over the relative impact of wolf predation on elk populations.
A flood of science is emerging from research focused on the impact that wolves have on a host of other species, especially elk and coyotes.
Check out Staff's author page.