Try the 5 gallon rat trap! No poison & no worry of other animals being hurt while you remove the rats. Drowning them is better death than being poisoned. Also if your dog finds & eats the poisoned rat, you'll have much bigger problems. Just hop on Google & type in- 5 gallon bucket rat trap
This is kind of cruel, but you must protect your feather family...
Use a 5 gallon bucket, pop can,peanut butter & sprinkle some of your chicken feed over the peanut butter,a string & a ramp for them to climb up. I would suggest using water instead of a poisonous liquid incase your chickens or...