When to Use Your Camera:
When there's no time to sketch.
When the subject is moving so fast that you need to freeze the action
For intricate features, lighting or details
abrieviated from David Rankin's book, Fast Sketching Techniques
In David's book, he includes a few more reasons but I think the above are the ones I relate to the most. I would add, "when you want to see more than your eye or your binoculars can reveal".
For more sketches and information visit Polar Bears on the Hudson Bay at Vickie's Sketchbook.
To learn about my journey to Churchill, visit Journey to Churchill at Vickie Henderson Art.