I have never been a lover of large dogs , and I keep hearing how large dog are no good on rabbits, my thoughts are if it can get its head to a food bowl why not a rabbit, has for 1/4 collies being too heavy to make a rabbiting dog,I have seen pure collies catch rabbits, not on a golf course, but on land where they can hunt up and find there own rabbits, a man I rabbit with at the moment works a malinois[ belgian shepard] when rabbits are bolted for the dogs she is not far behind when my 3/8 collie snaps up a bunny but through the day she will find and catch many rabbits her self to even the sc