With a population of about 100 million people, the Philippines is the seventh-most populated country in Asia and the 12th most populated country in the world. An additional 12 million Filipinos live overseas, comprising one of the world's largest diasporas.
The Reproductive Cycle in Dogs. In order to answer the question, how long are dogs pregnant, you first need to understand the dog reproductive cycle. Intact female dogs go into heat approximately every six months, although this can vary depending on the dog and the breed. The heat cycle lasts 18-to-21 days and is broken into four distinct stages.
Male dogs are never to old to breed. Being 11 years old his sperm quality may not be good anymore so she may not get pregnant. Dogs pregnant 60-65 days so just keep an eye on her. You should know for sure in about 3 weeks if she is pregnant or not. She will start getting a belly and her nipples will become larger.