This Reawakening Extinct Species documentary tells us about the scientists that want to bring back the disappeared species in this planet. Ben Novak, a dozen worldwide was working on de extinction, and his goal is to bring back this extinct species. He was working on the passenger pigeon. Novak found around 5 billions of these birds in early 1800s in the United States, but ironically after 50 years, they were extinct. In this documentary, it also tells us that the DNA only last about 100.000 years, therefore; scientist now more focused on species that extinct within that period of time. They have already revived some extinct animals for example they cloned the last type of goat mountain in Spain in 2003, in Australia, they try to clone a frog which gave birth through its mouth, third Tasmanian tiger that carried its young in a pouch, and the last one is in Netherlands, they are breeding a
