What’s it about pictures of wildlife that so strongly separates the great ones from those that never get looked at a second time? What differentiates a cherished image from one you shun so emphatically? There are a number of factors, but one of the most critical characteristics is the decisive moment. The decisive moment can be defined as an instant in time in which all elements of an image work harmoniously. The eyes, head position and facial expression are priceless, the lighting complements the subject and the background and foreground are in accord with the rest of the picture. So, how does one learn to capture the decisive moment? First off, practice, practice practice. Yet within all of the practicing, there...