Depends on the nature and breed of the dog too. My GR goes into livestock guardian mode whenever the rabbits are free roaming in the garden (even though he's a

Depends on the nature and breed of the dog too. My GR goes into livestock guardian mode whenever the rabbits are free roaming in the garden (even though he's a bit scared of them ever since one bit him on the nose), but some dogs, terriers especially, will just instinctively chase and kill a rabbit. I assume it's fairly similar with chickens.