Black Bear Sow and Cub, Yellowstone National Park

A black bear sow and her cub take a nap near Calcite Springs.
Nap Time

A black bear sow and her spring cub take a rest near Calcite Springs.  I saw them several times in mid May between Calcite Springs and Tower Falls.  I wonder if the sow is a descendant of that well-known and much-loved bear known as “Rosie”?