graviditets kalender för Heidi

Pregnancy Calendar for Dogs
Date:	Sun 13 Mar 111
Sire:	Balto
Dam:	Heidi
Breeder:
Sat 12 Feb 111	First day of mating. 48 hours after the first mating the bitch should be mated again. Subsequent matings occurring over a period of time enhance the chances of fertilaziton taking place. The spermatozoa migrate up through the cervix.
Sun 13 Feb 111	Sperm travel searching for a mature ripened eggs.
Sun 13 Feb 111 - Mon 14 Feb 111	Spermatozoa reach the eggs in the oviducts.
Mon 14 Feb 111 - Tue 15 Feb 111	Fertilisation occurs in the oviducts which lead from the ovaries to the uterus.
Tue 15 Feb 111 - Thu 17 Feb 111	Fertilised eggs migrate down the oviducts and into the uterine horns. The migration continue to enable even spacing of the embryos. During this migration the eggs will grow into a blastocystes.
Wed 23 Feb 111 - Fri 25 Feb 111	The blastocystes implant in the wall of the uterus.
Wed 23 Feb 111 - Wed 9 Mar 111	The blastocystes will grow into an embryos. During the next two weeks the important organs will develop.
Sat 26 Feb 111 - Sat 5 Mar 111	Dams nipples begin to pink enlarge. The fur on the dams belly and around the nipples may become thinner.
Fri 4 Mar 111 - Fri 11 Mar 111	Morning sickness might occur due to hormonal changes or stretching and distension of the uterus. Dam may appear a bit apathetic. She may be off her feed for a while and vomit from time to time. Feeding the dam several meals spaced throughout the day might help. Your veterinarian may want to prescribe a drug to relax the uterus.
Wed 9 Mar 111 - Sun 13 Mar 111	An experienced person (a breeder or a veterinarian) can tell by careful palpation whether the dam is pregnant. It's now the best time to do this because the embryos are walnut-sized now and easy to count.
Sat 12 Mar 111	Start to increase the dams food ration. Don't overfeed, excessive weight gain should be avoided. The foetuses are now and are fully developed miniature dogs.
Fri 18 Mar 111	The Dams abdomen starts to get larger.
Mon 28 Mar 111	It's very easy now to feel the puppies, counting them might be a bit more difficult.
Thu 31 Mar 111 - Fri 8 Apr 111	Dam begins to spend a lot more time in self-grooming. Her breasts become even more swollen. She may become a bit restlessness and begin to search for a suitable place to have her puppies.
Sat 2 Apr 111	The dam might lose her appetite during this period. Her abdomen can be crowded with puppies. It is better to feed several smaller meals spaced throughout the day. You can easily detect abdominal movement now.
Sat 2 Apr 111 - Sun 17 Apr 111	Nipples and vulva should be gently cleaned with warm water, you might want to trim the hairs surrounding the nipples, to allow easier access for the puppies to suck.
Tue 12 Apr 111 - Fri 15 Apr 111	Milky fluid may be expressed from the nipples.
Wed 13 Apr 111	You might want to start taking the dams rectal temperature each morning and evening.
Sat 16 Apr 111	Twelve to 24 hours before she is due to deliver, the dams rectal temperature may drop from 101 to 98 degrees. Clear discharge from the vulva might occur.
Sun 17 Apr 111	Expected date of whelp. Of course this is just an average. Whelping may take place from the 59th to the 65th day. Puppies born before the 58th day will probably be too young to survive.