According to a recent encyclopedia entry about dog breeds, Labrador retrievers come in two specific breeds: English and American. The article cites six studies from several scientific journals about dog breeding showing that males of both breeds usually average 29-41 kg (65-90 lb) in weight, and females usually average 25-32 kg (55-70 lb) in weight. Anna’s female Labrador retriever weighs 38 kg (83 lb).
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Selective breeding is one of the characteristics which helps in the the presence of a particular character in the offspring.
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- selective breeding ensures that a particular characteristics which is present in one of the parent is present in the offspring. As a result of this only the wanted characteristics is present.
- Similar is an example which has been stated above. Here the weight of the female Labrador is similar to that of the male Labrador because of the presence of gene which may have been present in certain other breed of dog which has been crossed with the labrador
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