'Guinness reports that sharks can detect 1 part of this in 100 million parts of water'
Blood
WHEN ANIMALS ATTACK: Guinness reports that sharks can detect 1 part of this in 100 million parts of water
Guinness reports that sharks can detect 1 part of this in 100 million parts of water
Guinness reports that sharks can detect 1 part of this in 100 million parts of water
WHEN ANIMALS ATTACK
Blood
WHEN ANIMALS ATTACK