Like the other characters of the series , Perry was structured in a simple style to allow young viewers to easily draw him . In keeping with the show 's general design scheme , Perry is constructed of geometric shapes in a style reminiscent of deceased Looney Tunes animator Tex Avery . Povenmire use different design styles for drawing Perry depending on how he is portrayed . When Perry is portrayed as a domesticated and mindless pet , Povenmire begin with a square shaped like a loaf of bread . He then draw his front legs and feet before drawing his bill , which is set at a certain angle . Povenmire then draw his eyeballs , which are never focused and look in opposing directions in a daze . He conclude the figure by adding his hind legs , tail , hair , and finally color .