Yes they can. Or, so legend has it.
sharks can actually smell blood from almost a mile away
Some sharks can detect blood in the water from several miles away. Their keen sense of smell, using special receptors called olfactory organs, allows them to detect tiny amounts of blood and other substances in the water.
Sharks have an extremely good sense of smell! They can detect one drop of blood in 25 gallons of water and can smell blood over 1/4 mile away.
it can smell as far as 16 yards away
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.
saw on discovery or history channel that they can smell one drop of blood from three miles away. have no idea how they can do it.
grate whites can smell blood far from 1 to2 miles in water
A Lioness can smell things from 30kms away.
a hyena can smell up to 15 metres away
they have intense smell.
how far can cheetahs smell
They have very good smelling senses, and are one of a kind usually.