NPS Photo by Josh Spice
Yukon-Charley Rivers is home to many species of mammals and some of which are a unique portion of the world's population. Click on the links below to learn more about each species studied in the Preserve.
Did You Know?
Wolves (Canis lupis) are the largest wild members of the canine family living within the preserve. There are 13 packs that use portions of the preserve.