Reports that a rare Bolivian killifish thought to be extinct has been found alive would be a landmark moment for conservation biology, but based on the material available here, I cannot verify any of ...

Wildlife biologist and conservationist Forrest Galante dives into some of the most treacherous, shark-infested waters in the southern hemisphere all in an attempt to rediscover three unique sharks ...

Complete episode list, ratings, and streaming details for Extinct or Alive Specials.