poison can be a sink of an aroma & touch is used for show aroma ->  smell can be used to detect food odors  foolish is a mean of untypical of an plant & touch is a mean of foolish ->  smell is a kind of characteristic of some animals  smell can be used to detect food odors & smell is a kind of characteristic of some animals ->  smell is used for finding food by some animals  smell is used for finding food by some animals & a rabbit is a mean of plant -> smell is used for finding food by foxes