Pluto Junior also spelled Pluto Jr., is the puppy son of Pluto and his wife.
He looks almost exactly like Pluto except he's much tinier, and looks just a bit different. Pluto Juniors design is much like his fathers, though basically a smaller version of Pluto Senior. Though Junior has a more circular head and is chubbier. Almost all other features resemble his father, Pluto. Junior's ears also droop down straightly, and of course are much smaller.