How to prevent worms in dogs<br>Clean your dog's living area on a regular basis to remove feces and other waste materials. Dogs may become infected with worms from old feces that remains in your backyard. Use a poop scooper to clean up your dog's feces every day.
the cats feces has to be washed
( z1 obligate :ARG2 ( z2 wash :ARG1 ( z3 feces :part-of ( z4 cat ) ) ) )