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  2. Dog breeding - Wikipedia

    en.wikipedia.org/wiki/Dog_breeding

    Dogs commonly give birth in a whelping box, a simple box or pen provided to the dam to help shelter and contain the puppies. A person who intentionally mates dogs to produce puppies is referred to as a dog breeder. Line breeding is the planned breeding of dogs with their relatives. This is done to strengthen the appearance of specific desired ...

  3. Pedigree Dogs Exposed: Three Years On - Wikipedia

    en.wikipedia.org/wiki/Pedigree_Dogs_Exposed:...

    There is a diminishing gene pool from which dogs are bred, so the viability of entire breeds are at risk. The Kennel Club admitted it could stop registering dogs that are closely inbred, but rejected the idea that there is scientific evidence that preventing inbreeding will produce better, healthier, longer-lived pets.

  4. Canine reproduction - Wikipedia

    en.wikipedia.org/wiki/Canine_reproduction

    Designer breed dogs are mixed-breed dogs intentionally bred from parents of two established breeds. [citation needed] Studies have shown that cross-bred dogs have a number of desirable reproductive traits. Scott and Fuller [45] found that cross-bred females were superior mothers compared to purebred females, producing more milk and giving ...

  5. Queen Elizabeth II will stop breeding signature corgis - AOL

    www.aol.com/article/2015/07/15/queen-elizabeth...

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  6. Inbreeding avoidance - Wikipedia

    en.wikipedia.org/wiki/Inbreeding_avoidance

    Inbreeding avoidance, or the inbreeding avoidance hypothesis, is a concept in evolutionary biology that refers to the prevention of the deleterious effects of inbreeding. ...

  7. New Hampshire could limit breeding of certain dogs with ... - AOL

    www.aol.com/hampshire-could-limit-breeding...

    New Hampshire lawmakers state in House Bill 1102 that birth defects and deformities like brachycephaly, or intentional breeding of animals with these defects, causes hardships in dogs' lives.

  8. Culling - Wikipedia

    en.wikipedia.org/wiki/Culling

    Culling is: ... the rejection or removal of inferior individuals from breeding. The act of selective breeding. As used in the practice of breeding pedigree cats, this refers to the practice of spaying or neutering a kitten or cat that does not measure up to the show standard (or other standard being applied) for that breed.

  9. Estrous cycle - Wikipedia

    en.wikipedia.org/wiki/Estrous_cycle

    Ovulation occurs 24–48 hours after the luteinizing hormone peak, which occurs around the fourth day of estrus; therefore, this is the best time to begin breeding. Proestrus bleeding in dogs is common and is believed to be caused by diapedesis of red blood cells from the blood vessels due to the increase of the estradiol-17β hormone. [20]