The distinctive Pygmy Eagle has long been considered a subspecies, but a 2009 genetic study shows it to be distinctive genetically and warrants species status.

The Pygmy Eagle or New Guinea Hawk-Eagle (Hieraaetus (morphnoides) weiskei) is a bird of prey in the Accipitridae family.

The national park is also rich in its fauna, including brown bear, wolf, marten, otter, lynx, sylvan cat, Persian squirrel, sylvan dormouse, hedgehog, chamois, European red deer, wild hog, pheasant, quail, partridge, Caspian turkey, culver, bald eagle, lammergeyer, pygmy eagles, golden eagle, hawk and others.