Take it from someone who has spent thousands of hours in the field observing and photographing birds and other wildlife; there is a lot of truth and value in this article!
"Whenever we are out in nature to pursue our hobby or profession of photography, we are in a relationship with, and have an impact on, wild animals. Ethical wildlife photography strives to minimize impact and disturbance on those animals; in short, do no harm to any living creature or its habitat."
Link: Full article at Outdoorphotographer.com
Barred Owl © 2017 Mike McDowell