Over the past 30 years, efforts to recover gray wolf populations in the United States have been broadly successful, with many regions now sporting robust populations of the carnivore. Writing in BioScience, wolf experts David E. Ausband and L. David Mech describe the conservation landscape and also the obstacles that wolves face as their populations expand into their historical ranges.
Click here for original story, Gray wolf recovery: Conservationists discuss the challenges of success
Source: Phys.org