The Sniffer dog （缉毒犬）is the dog trained for drug（毒品）.It （rained for almost 3 mon ths .It S brave. It Can smell CiiSienWeILlt has the SharP SenSe of smell （嗅觉） and listening. It Can identify （辨另U ）the smell of the drug from the different baggage（行李）,different items（物品）,and different places. When the dogs find the drug, some Can USe CIaWS（子） to SCratCh （抓挠），some Can Sit right there. BUtit Cant eat（S盐J巴）,beCause salt Can affe（t影 响）their SenSe of smell. And itcan t eat chocolate,
