| 21. | By crossbreeding and selective breeding it tries to establish similarity to the aurochs.
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| 22. | The other American dogs in this group are newer types that result from crossbreeding.
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| 23. | Will this crossbreeding of these various strains take?
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| 24. | This crossbreeding phenomenon began back in the 1970s.
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| 25. | "There are lots of benefits of crossbreeding.
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| 26. | Producers wanted a leaner hog and started crossbreeding.
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| 27. | Crossbreeding a rooster with a pheasant is not going to breed a better bird.
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| 28. | Lawrence Boyd continues the crossbreeding work of his grandfather on a farm in Alberta.
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| 29. | Crossbreeding between yennorks and ordinary humans has resulted in various other forms of werewolf.
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| 30. | The two species are apparently incapable of crossbreeding.
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