i too own male and female yorkies and he is driving us and her mad lol even thow she has allowed him to mate her and tie like 6 times he still is wineing!!! he follows her round constantly and he is a pee machine hes in and out to the garden every 2 mins and yes we have had some yellow spots round the house too luckily this dosnt last for too long!!but when i was told how hard it would be to have him around her when shes is in heat i thought nooo it cant be that bad but oh yes it is haha but i wouldnt change him for the world!!!
my female has now taken to wearing her panties in the house to get some peace!!!!