Colorado wildlife officials are relocating two reintroduced wolves and their pups after a series of livestock depredations—a setback for the historic and controversial reintroduction program launched late last year. Colorado wildlife officials are relocating two reintroduced wolves and their pups after a series of livestock depredations—a setback for the historic and controversial reintroduction program launched late last year. Ecology Phys.org – latest science and technology news stories