216. Male Shih Tzu pees anywhere when female is on heat

Toilet Training Your First Puppy in Singapore

Shih Tzu, Male, 2.5 years old.
Shih Tzu, Female, 2 years old. Had 2 births and 4 heats since 6 months of age.

"If the female is not on heat, the male goest to the papers on the balcony to pee and poop," the lady owner said. "If the female is on heat, he pees anywhere."

This is actually a case of urine marking to define his territory. To tell other males not to cross into his territory and mate with his female.