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The Perfect Shark

Shark-watcher Mike deGruy looks at how present and past shark design measures up, and finds that during 400 million years of shark evolution, 'perfection' can mean anything.

1 hour

Last on

Tue 30 May 200602:40
BBC One Wales & Scotland only

Broadcasts

  • Sun 7 May 200620:00
    BBC One Wales & Scotland only
  • Tue 30 May 200602:40
    BBC One Wales & Scotland only