It totally depends on which species you're talking about.
it can smell as far as 16 yards away
Buffalo cant really see because of their fur but there hearing and smell are very good.
Not nearly as far as they can smell. They may have relatively poor eyesight, but their keen noses are the most sensitive of any land animal. A polar bear can smell blood from miles away in subfreezing air temperatures.
Bears have excellent hearing and sense of smell, but do not see well far off.
Wolves have been known to smell objects as far away as 1.6 km. An object does not have to be far away for a wolf to smell it, though - they can smell something right next to their nose.
they have intense smell.
because you smell it, and people don't see "smell"
No refers to smell and molecules are smell but we can't see them.
They just smell when you're near
grate whites can smell blood far from 1 to2 miles in water
how far can cheetahs smell
If you are trying to identify a pill by the smell, you will not get far. There is no normal smell for penicillin.