Shark behaviorist Dr. Tristan Guttridge shares his passion and knowledge about what’s really going on inside a swarm of hammerheads. It may seem like they are just swimming around, but Tristan shows us there is more happening beneath the surface.

Stream Full Episodes on Discovery GO:
http://go.discovery.com

Subscribe to Discovery:
http://bit.ly/SubscribeDiscovery

Join us on Facebook:
  / discovery  

Follow us on Twitter:
  / discovery  

Follow us on Instagram:
  / discovery