Donald Duck in comics birth. According to Carl Barks, Donald's parents are Hortense McDuck and Quackmore Duck. Donald’s sister is named Della Duck, but neither she nor Donald's parents appear in the cartoons or comics except for special cases, like "The Life and Times of Scrooge McDuck". According to Rosa, Donald and Della are twins. Taliaferro introduced Donald's car, on July 1, 1938. It is recognizable by its license plate number "313". Though Donald briefly drove other cars both in Taliaferro's strip and in later stories, this car would stay with Donald throughout the following decades. The car's constant breakdowns and need of repairs
The Oregon Duck chose Donald as the official mascot by a 2–to–1 margin. Beginning in 1940, cartoon drawings of Puddles in student publications began to resemble Donald Duck, and by 1947, Walt Disney was aware of the issue. Capitalizing on his friendship with a Disney cartoonist, Oregon athletic director Leo Harris met Disney and reached an informal handshake agreement that granted the University of Oregon permission to use Donald as its sports mascot, naming him Donald Duck. When Disney lawyers later questioned the agreement in the 1970s, the university produced a photo showing Harris and Disney wearing matching jackets with an Oregon Donald