When Man's Best Friend Is The Worst At Truffle Hunting
Truffles are a culinary delicacy that sell for big bucks — and some dogs have long been bred specifically to sniff them out. But could any old dog be trained to pick up this lucrative new trick?
Đọc thêm tại NPR
at February 9, 2017 at 07:14PM
Health & Science
Thứ Năm, 9 tháng 2, 2017
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