Rewilding effort in Czech Republic aims to bring back ancient horses, cattle, bison back to grasslands

Video footage taken in May in the area of Milovice in the Czech Republic shows wild horses, bison and modern-day descendants of the extinct aurochs introduced into a preserve in an attempt to return the environment to a more pristine state. The rewilding effort includes horses brought from the United Kingdom considered the closest to ancient species. (Video by Asahi Shimbun via Getty Images)