how 'devil fish' invaded north america. could pet treats be the solution? | true cost | insider news Published 1 year ago • 3.9M plays • Length 10:03 Download video MP4 Download video MP3 Similar videos 8:09 fighting an armored invasion 11:37 how rust collectors in indonesia risk their lives to survive | risky business 16:40 why the most dangerous silver mine in the world could collapse | risky business