There comes a time in every dog’s life when a walk in the park doesn’t cut it anymore and the dog only wants one thing to do – get pregnant or more commonly known as entering heat! Now anyone who has a dog know the trials and tribulations when a female dog enters heat, so what should when your dog is in heat and what can you expect during it?  For advice Pat spoke to Elise O' Byrne White, Veterinary Director at the DSPCA.