CaliforniacondorsareNorthAmerica’slargestbirds,withw...
问题详情: CaliforniacondorsareNorthAmerica’slargestbirds,withwind-lengthofupto3meters.Inthe1980s,electricallinesandleadpoisoning(铅中毒)nearlydrovethemtodyingout.Now,electricshocktrainingandmedic...