Here, then are Kepler's Three Laws of Planetary Motion: Kepler's first law states all planets move in elliptical orbits with the Sun at one focus and the other focus empty. Applied to Earth satellites, the center of the Earth becomes one focus, with the other focus empty. For circular orbits, the two foci coincide.
Asker's rating. Report Abuse. If the dog has been bred at the right time of her cycle, she gets pregnant immediately and the pregnancy lasts around 61 days, give or take 3-5 days. Most dogs go into season twice a year and are fertile for about a week in the middle of a 3 week heat period. Source(s): DVM 29 years. angeloneus Â· 4 years ago. Thumbs up.
From time of conception to date of giving birth, your Chihuahua will be pregnant for 9 weeks (63 days). This, of course, is not a lot of time. At the first signs of pregnancy with your dog, you should bring her to the vet.ven if it appears that two dogs break early, a Chihuahua may become pregnant. Therefore, while many owners may believe that they stopped a mounting before anything happened, it may actually be too late. 3) A Chihuahua can become pregnant by two different dogs. This is known as a multi--sired litter.