Dog and Cat Reproduction - The sexual process of a dog
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Canine reproduction is the process of sexual reproduction in domestic dogs, wolves, coyotes and other canine species. Contents. 1 Canine sexual anatomy. Dog - Dog - Reproductive cycle: The heat cycle of the female lasts from 18 to 21 days. Canine males are always fertile from the onset of their sexual adolescence, . process and will undergo radical changes while the dog matures sexually.