Answers

2016-04-15T20:49:51+05:30
By capturing thieves and by searching bombs etc.
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2016-04-18T02:21:55+05:30
Dogs have very sharp eyes and ears so they are kept at homes, industries, etc for guarding and protecting the people and the things. Also their nose is very sharp si they are used by police and army to search for thieves and bombs.
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