The scariest shark movie of the century is now streaming on Netflix. Even better, there's a sequel on the way.

Sharks, fascinating and scary, capture our attention. Jul 10, 2015, 2:08 AM | Updated: 2:08 am. In this photo taken, Tuesday, July 7, 2015,beachgoers avoid the ocean on a beautiful summer day in ...

This article was updated at 4:10 p.m. Eastern Time on Aug. 17.

In collaboration with other organizations, Defenders of Wildlife is launching its "Real Scary Movies" campaign, ... like sharks, bats, and wolves - are vital to the health of their ecosystems.