breeding造句
31. The number of young produced per breeding cycle varies from species to species.
32. Parts of the shop were very dirty, unhygienic, and an ideal breeding ground for bacteria.
33. The area now attracts over 60 species of breeding birds.
34. Are schools breeding a race of children incapable of making decisions for themselves?
35. All bitches should be spayed unless being used for breeding.
36. Given patience, successful breeding of this species can be achieved.
37. Salmon swim upstream against very strong currents to reach their breeding areas.
38. This area of the city has become a breeding ground for violent crime.
39. Mr Graham will speak on the topic of dog breeding.
40. The young lieutenant had an air of wealth and good breeding .
41. He specializes in breeding large dogs such as Irish wolfhounds.
42. Some of the animals will be kept as breeding stock.
43. Her breeding and background made her eminently acceptable in royal circles.
44. It's a sign of good breeding to know the names of all your staff.
45. Just before the breeding season, these birds radiate outwards to warmer climates.
46. The disease often attacks during the birds' breeding season.
47. Among its aims is a new eugenics: selective breeding.
48. Birds make nests in preparation for breeding.
49. Another example is breeding endangered species in zoos.
50. Normally silent, but may grunt in breeding season.
51. Her captive breeding programmes are being attempted.
52. This was in the 1983-4 breeding season.
53. Lark buntings inhabit the prairies, breeding in alfalfa fields.
54. You need to learn about good breeding.
55. Being strongly territorial they have less need for this when compared with birds breeding in tightly packed colonies.
56. The least sociable auk, breeding in very loose colonies, in crevices of cliffs and rocks.
57. Fifty years of refining training techniques and equipment and breeding for selected deformities have created a monster out of a horse.
58. Last year, only four Snake River sockeye salmon reached their breeding grounds.
59. The crest is displayed during courtship encounters at breeding colonies.
60. Zoos, botanical gardens and some circuses claim they are serving conservation by breeding animals or plants in captivity.
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