5 Critically Endangered Red Wolf Pups Born at North Carolina Zoo by tshephard@kab.org | May 12, 2020 5 Critically Endangered Red Wolf Pups Born at North Carolina Zoo Credit: North Carolina Zoo Five American red wolf pups were born at the North Carolina Zoo on April 21. The birth of these pups is important as there are only 15 to 20 red wolves left in the wild, all located in eastern North Carolina. Read more.