At 90, Picasso went to a children’s art show and enthused, “when I was their age I drew like Raphael, but it has taken my whole life to learn how to draw like them.” Valentina DuBasky’s a quicker study than Picasso . . . .The crusty paint DuBasky uses . . . gives this delightful animal portrait a physical flakiness rivaling its pictorial . . . DuBasky’s wonderful manipulation of color and subject is sensational rather than sentimental.