"Interbreed" Quotes from Famous Books
 ... necessary consequence. That ill effects follow in a majority of cases is not to be doubted, but this is easily and sufficiently accounted for upon other grounds. In a state of nature animals of near affinities interbreed without injurious results, and it is found by experience that where domesticated animals are of a pure race, or of a distinct, well defined and pure breed, the coupling of those of near affinities is not so often followed by injurious effects as when they are crosses, ...
— The Principles of Breeding • S. L. Goodale
... more hardy and fitted by nature for the chase, became wild, and their descendants are now found in the woods. Of these, there are three sorts which keep apart from each other, and are thought not to interbreed. The most numerous are the black. The black wood-dog is short and stoutly made, with shaggy hair, ...
— After London - Wild England • Richard Jefferies
... inhabit the same locality, they keep well by themselves and only once, on the Panj-kiang plain, did we see them running together in the same herd; then it was probably because they were frightened by the car. I doubt if they ever interbreed except in ...
— Across Mongolian Plains - A Naturalist's Account of China's 'Great Northwest' • Roy Chapman Andrews
... of ornamental ducks interbreed freely in captivity. Those who, apparently on reliable evidence, distinguish between the polygamous habit in tame ducks and the constancy of the mallard and other wild kinds to a single mate have hastily assumed that such hybrids are unknown in the natural state. This, however, is incorrect, ...
— Birds in the Calendar • Frederick G. Aflalo
... barriers. The variations which occur in organisms are so great that they would sometimes run into abnormal structures were it not for the fact that sexual reproduction constantly tends to reduce them. In an open country where animals and plants interbreed freely, it will commonly happen that individuals with certain peculiarities will mate with others without such peculiarities, and the offspring will therefore inherit the peculiarity not in increased ...
— The Story of the Living Machine • H. W. Conn |
