Thefutureofpinnipeds(鳍足动物)looksmuchbrightertodaythanito...
问题详情：Thefutureofpinnipeds(鳍足动物)looksmuchbrightertodaythanitoncedid.Atonetime,about100yearsago,itseemedcertainthatmanypinnipedsintheworldwouldbedestroyedbyhumanhunters.Today,itappearsthatmostspe...