- Aired: 06/06/2012
- Rating: NR
Sharks are beleaguered species. The oceans’ most formidable apex predators are overfished worldwide for their fins, which are considered a delicacy in many Asian countries. Shark populations have declined by up to 90 percent in some cases. But much is still unknown about the animals. Tiger sharks in particular display behaviors that are not well understood. Known to travel long distances, th
Major funding for this program was provided by the Batchelor Foundation, encouraging people to preserve and protect America's underwater resources.