Thefutureofpinnipeds(鰭足動物)looksmuchbrightertodaythanito...
問題詳情：Thefutureofpinnipeds(鰭足動物)looksmuchbrightertodaythanitoncedid.Atonetime,about100yearsago,itseemedcertainthatmanypinnipedsintheworldwouldbedestroyedbyhumanhunters.Today,itappearsthatmostspe...