Former “Dancing With the Stars” host Tom Bergeron steps up for a marketing masterstroke by Discovery Channel’s “Shark Week” — “Dancing with Sharks,” where humans and 20-foot-long hammerhead sharks do a little mambo.

TV host Tom Bergeron hosts a new Shark Week competition called "Dancing with Sharks" on Discovery Channel. (July 18)

Shark Week 2025 coincides with the 50th anniversary of "Jaws." Here's how you can watch live on the Discovery channel or stream later.