Modification of food webs is a frequent cause of shifts in ecosystem states that resist reversal
when the food web is restored to its original condition. We used the restoration of the large …

Despite criticisms, the umbrella species concept remains a fundamental conservation tool
for protecting biodiversity in the face of global change, yet it is rarely tested. Food web theory …

Wolves (Canis lupus), a once widely distributed species, were systematically removed from
many temperate zone ecosystems due to conflicts with humans. A change in human …

Understanding trophic cascades in terrestrial wildlife communities is a major challenge
because these systems are difficult to sample properly. We show how a tradition of non …

We revisit the nature and extent of trophic cascades and quaking aspen (Populus
tremuloides) recovery in the northern range of Yellowstone National Park (YNP), where …

Shifting baselines in ecology encapsulate the gradual and often unnoticed alterations in
ecosystems over time, leading to a redefinition of what is considered normal or baseline …

We synthesize reports of cougar (Puma concolor) killings, sightings, and related information
in Yellowstone National Park from the early 1900s through the 1970s. Cougars were …

A central debate in ecology has been the long‐running discussion on the role of apex
predators in affecting the abundance and dynamics of their prey. In terrestrial systems …

The contemporary story of the wolves of Yellowstone National Park (YNP) has become part
of the fabric of the American west. The short film, How Wolves Change Rivers, which …

Trophic cascades are often used as a justification for rewilding large carnivores, with the
idea that they will have positive, trickle-down effects for plants and other species. This …