In the borderlands between the United States and Mexico, America's largest cat--the jaguar--is fighting to regain its kingdom. Added to the endangered species list in 1997, the jaguar has declined in population mainly due to habitat fragmentation created by roads, farms, mines, and most controversially, the border wall. Such human-made barriers prevent free movement of many wild animals for predation and mating, thereby threatening their reproduction,...

Back from the Brink answers these questions and more as it delves into the threats to seven species, and the scientific and political efforts to coax them back from the brink of extinction. This rich, informational look at the problem of extinction has a hopeful tone: all of these animals' numbers are now on the rise.