Yep them Keets will do their job in about another 6 to 8 weeks alright and next year you should not have such a problem as you are experiencing right now but you need to make your dogs blood taste bad to the ticks .....
I had an exterminator come out to my place several years ago and I lost almost all of my ducks well over 40 the following week and all the wild cottontails no not a good idea .......
I figured as much ill have to keep my moms chihuahuas inside along with my brothers DUMB standered poodles for a few hours while they free range the property.