Canine reproduction - Wikipedia
Canine reproduction is the process of sexual reproduction in domestic dogs, wolves, coyotes and other canine species. As with all mammals, a dog's penis is made up of three pieces of …
Breeding and Reproduction of Dogs - Merck Veterinary Manual
The reproductive cycle in female dogs has 4 phases. Female dogs that have not been spayed (bitches) typically have 2 estrus or “heat” periods per year (about 6 months apart), each lasting …
Dog - Reproduction, Heat Cycle, Breeding | Britannica
6 天之前 · Dog - Reproduction, Heat Cycle, Breeding: The heat cycle of the female lasts from 18 to 21 days. The gestation period is usually 63 days, and most bitches whelp normally. Both …
Dog estrous cycles - Cornell University College of Veterinary …
When female dogs enter puberty, they begin to have estrous cycles. The estrous cycle consists of four distinct stages. What most people refer to as “coming into heat” or “coming into season” …
How Long Are Dogs Pregnant? - American Kennel Club
2023年2月23日 · The normal gestation period in dogs is approximately 63 days from conception, although this can vary by several days. While this might seem like a straightforward answer, …
Management of Reproduction in Dogs - Merck Veterinary Manual
Dogs can be bred naturally or artificially. Artificial reproduction techniques include insemination with fresh, chilled, or frozen-thawed semen. Because male dogs are more likely to breed …
Understanding the Canine Reproductive Cycle and Mating
2024年1月3日 · The reproductive cycle of a dog, also known as the estrous cycle, is divided into four distinct stages: Proestrus: This stage marks the beginning of the heat cycle and lasts from …
The normal whelping process | Cornell University College of Veterinary …
If your dog is pregnant or you plan to breed, it is best to prepare by becoming familiar with the normal canine birthing (whelping) process. A pregnant dog will experience several …
Drost Project: The Visual Guide to Canine Reproduction
2019年1月31日 · Canine Reproduction. Female Reproductive System. Ovaries Uterus Cervix Vagina Vulva. Last updated 1/31/2019. Estrus / Heat. Estrous Behavior Estrus Determination …
The Stages of Canine Reproduction - PetPlace
2014年12月10日 · Reproduction is a complex event, and everything has to be just right for pregnancy to occur. By understanding this natural cycle, you can have a better appreciation …