dietary-凯发k8官网

14-09-06 if americans altered their menus to conform to federal dietary recommendations, emissions of heat-trapping greenhouse gases tied to agricultural production could increase significantly, according to a new study by university of michigan researchers....

13-06-05 most apes eat leaves and fruits from trees and shrubs（灌木） . new studies spearheaded by the university of utah show that human ancestors expanded their menu 3.5 million years ago, adding tropical grasses and sedges to an ape-like diet and setting...

13-05-09 during the late pleistocene, a remarkably diverse assemblage of large-bodied mammals inhabited the mammoth steppe, a cold and dry yet productive environment that extended from western europe through northern asia and across the bering land bridge to...