there are a number of serious proposals to try to revive extinct species. Some animals on this list include: the woolly mammoth(an elephant-loke creature that wandered the plains of Siberia), the moa(a giant flightless bird from New Zealand), the thylacine(also know as the Tasmsnian tiger because of the dark stripes down its back), and the bucardo(a mountain goat from Spain). These animals had very little in common and in most cases lived eras apart. The wooly mamoth, for esample, died many thousands of years ago while the bucardo became extinct only around the year 2000. But all these species live at the same times as humans, and humans have been largely responsible for their destruction. So it seems somehow fitting that we are now thinking of reviving them.