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Canine sperm can live for 10 to 11 days [22] in the oviducts (fallopian tubes) so if a female is bred 10 days before the oocytes (eggs) can be fertilized, she will appear to have a gestation length of 70 days. If she is bred on the day the oocytes can be fertilized, her gestation length will appear to be 60 days long.
When frozen, dog sperm can last hundreds of years. Some breeds like French and English bulldogs, pugs and Boston terriers have small bodies, big heads and narrow hips that make mating and delivery ...
Total motile spermatozoa (TMS) [25] or total motile sperm count (TMSC) [26] is a combination of sperm count, motility and volume, measuring how many million sperm cells in an entire ejaculate are motile. Use of approximately 20 million sperm of motility grade c or d in ICI, and 5 million ones in IUI may be an approximate recommendation.
Semen can be tested for sperm count, sperm motility, sperm morphology, pH, volume, fructose content, and acrosome activity. Checks are also made to identify undescended testicles and retrograde ejaculation , along with medical history , such as cancer treatment, radiation , drug use, etc.
A Franklin County jury awarded a group of central Ohio dog breeders more than $2 million in a lawsuit involving the handling of dog semen collections in a tank that failed, resulting in the loss ...
Walgreen's drugstores already sell more than two dozen kinds of female fertility tests.But for men -- not a one. That's about to change. Bloomberg reports that Walgreen's plans to start selling ...
Dog breeding is the practice of mating selected dogs with the intention of maintaining or producing specific qualities and characteristics. When dogs reproduce without such human intervention, their offspring's characteristics are determined by natural selection , while "dog breeding" refers specifically to the artificial selection of dogs, in ...
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