Transcript: Sharks and Fishermen

Fishermen know all too well how sharks will seize the moment and with it, their catch.

A struggling fish is a magnet to sharks" Sharks have highly remarkable senses that can hear, feel, and smell prey from long distances with shocking accuracy.

The fishermen move on, but there's no escape" What's worse, fishermen have unwittingly trained sharks to follow in their wake by tossing fish scraps overboard.

To fishermen, sharks are not just mindless eating machines, but clever hunters.