| 单词 | geographical variation |
| 释义 | geographical variation Though commonly considered monotypic, evidence suggests some geographical variation in the appearance. Retrieved from Wikipedia CC BY-SA 3.0 Regarding the geographical variation in spots, southern individuals tend to have smaller and less conspicuous spots than those of individuals from farther north. Retrieved from Wikipedia CC BY-SA 3.0 The appearance of the fish shows some geographical variation, mainly in size. Retrieved from Wikipedia CC BY-SA 3.0 Diurnal and geographical variation further complicate the picture. Retrieved from Wikipedia CC BY-SA 3.0 The soil varies from acid soil in the northern part to limestone in the southern part, with some local geographical variation because of moraines, alluvium, etc. Retrieved from Wikipedia CC BY-SA 3.0 |
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