Thank you centrarchid for the explanation, that makes sense. We don't have a LGD only a corgi who is afraid of the top hen haha I think the cat is more to fear than him. I have always been amazed at what dogs are capable of!
I found this interesting but also wanted to add that dogs are individual as well. My inlaws have 2 blue heelers from the same parents but different litters. One is terrified of coons while the other will tangle with anything that enters the yard, cats included but neither of them have ever...