I'm sure professional artists don't have this problem! By the way that's not my drinking water, being slightly unprofessional means water pots are what ever is at hand.
It always helps to have a little inspiration for drawing. These lovely girls..and guys are called Baby, Charlie, Wilhelm, Henny Penny and our old girl (5 years) Big Mama. Can you see our Border Collie lurking in the corner of the photo? The ever helpful sheep dog...