Bergmann's rule
Of a six-sided prism: truncated on the lateral edges, and acuminated on the extremities with six planes.
The ecogeographic principle that, within a broadly distributed taxonomic clade, populations and species of larger size are found in colder environments, and species of smaller size are found in warmer regions.
A flat-bottomed Chinese wooden boat propelled by two oars.
antioxidant
哺乳類の分布を研究するとき、研究者はしばしば、広く分布する分類群内で体が大きい個体群や種は寒冷な環境に、体が小さい種は温暖な地域に見られるという生態地理学的な原理を参照して、北方の個体群がより大きい理由を説明しようとします。
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