One World One Ocean | Humpback Whale Vocalizers @OneWorldOneOcean | Uploaded 13 years ago | Updated 1 hour ago
http://www.oneworldoneocean.org -- Humpback whales work in teams to catch herring, using a technique called "bubble netting" and distinct calls to communicate with each other.

MacGillivray Freeman Films was on hand to record these vocalizations during a recent expedition in Alaska.