![WhenpeoplefirstwalkedacrosstheBeringLandBridgethousand...]( "WhenpeoplefirstwalkedacrosstheBeringLandBridgethousand...")
- 問題詳情： WhenpeoplefirstwalkedacrosstheBeringLandBridgethousandsofyearsago,dogswerebytheirsides,accordingtoastudypublishedinthejournalScience. RobertWayneoftheUniversityofCalifornia,LosAngeles,andJenniferLeonardoftheSmithsonianInstitute,usedDNAma...
- 28833
中文谷