所屬欄目:英漢雙解生物學(xué)
The gradual formationthrough evolution of a number of different va-rieties or species from a common ancestor,each adapted to a different ecological niche.A classic example of adaptive radiation is il-lustrated by Darwins finches. See alsoDarwins finches.從 ......(本文共 300 字 ) [閱讀本文] >>