Reading from Stephen Budiansky's book The Truth About Dogs he writes ... A study of about two hundred dogs by veterinarian Christopher J Murphy and his colleagues ... studied several breeds of sporting dogs, such as Chesapeake Bay retrivers, golden retrievers, Labrador retrievers, cocker and springer spaniels were on average a bit farsighted...but two-thirds of rottweilers and half of German shepherds and miniature schnauzers in their study were significantly myopic.
Which would suggest that the degree of lack of focus on the above video is too much of a degree.
Relating to colour blindness in dogs ... he writes ... a practical consequence of Neitz's findings is that many of the things we make for dogs are the wrong colour. A bright red-orange dog toy stands out dramatically against the lawn to us, but to the dog its colour is not readily distinguishable from the green of the grass at all. A violet object would probably be a much better choice when the background is green.
So the hi-viz of a standard dummy could be accepted more for the dog handler than the dog,,,![]()
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