Place a meal or treats in spots around the house for him to sniff out, or “feed him out of a food-dispensing puzzle toy instead of his bowl, ” says Andrea Arden.

比如，把食物或奖励藏到家里的某些角落，让它自己去嗅出来；或者，你也可以“用食物玩具来给狗喂食”，安德里亚·雅顿说。

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But the study for the Department of Food and Rural Affairs (Defra) reports that Britain imports even more palm kernel meal, mostly for animal feed.

但是据英国食品和农村事务部(Defra)的研究报告，英国进口了更多，其中绝大多数用于喂养动物。

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The owner of the farm, Roland van de Ven, produces 1,200kg of meal worms a week of which "one or two percent" for human consumption, the rest as animal feed.

这家农场的主人Roland van de Ven 每周生产1200kg 的面粉虫，提供“百分之一到二”的全人类消费量，其余的都是动物肉类。

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Many recipes suggest filling the crown with a pork stuffing before roasting, a great way to extend the meal to feed additional guests.

WSJ: A Regal Crown Roast | Mega Meal

Still, he suggests consumers eat more farmed fish such as tilapia and catfish, which don't need as much fish meal in their feed.

WSJ: Guidelines for Eating Sustainable Seafood

He also called for more inspections of cattle at the slaughterhouse and to ensure that the 1997 feed ban on ground bone meal is not being violated.

CNN: Democrats criticize administration over mad cow