知識(shí)貝殼
知識(shí)貝殼
所屬欄目：英漢古生物學(xué)專業(yè)術(shù)語(yǔ)
Definition: Cope’s rule states that population lineages tend to increase in body size overevolutionary time. While the rule has been demonstrated in many instances,it does not hold trueat all taxonomic levels,or in all clades. Larger body size is associat ......（本文共 470 字 ） [閱讀本文] >>