A study in the journal Nature explores the way seals distinguish between dangerous killer whales and those that are benign. NPR's Steve Inskeep talks with Volker Deecke of the Vancouver Aquarium Marine Science Center.
Copyright 2002 NPR
Your browser doesn’t support HTML5 audio
A study in the journal Nature explores the way seals distinguish between dangerous killer whales and those that are benign. NPR's Steve Inskeep talks with Volker Deecke of the Vancouver Aquarium Marine Science Center.
Copyright 2002 NPR