https://wolf.org/wp-content/uploads/2021/03/IWC_logo_white2a-300x127.png00Carissa Winterhttps://wolf.org/wp-content/uploads/2021/03/IWC_logo_white2a-300x127.pngCarissa Winter2017-01-12 10:51:032017-03-27 11:00:43Here’s why two Yellowstone wolves have been able to enjoy remarkably long lives