Along similar lines.  Anyone with a shark phobia has something new to fear: Great whites also hunt in packs.<p>&gt;At Seal Island, white sharks arrive and depart year after year in stable “clans” of two to six individuals. Whether clan members are related is unknown, but they get along peacefully enough. In fact, the social structure of a clan is probably most aptly compared to that of a wolf pack.<p><a href="http:&#x2F;&#x2F;www.naturalhistorymag.com&#x2F;picks-from-the-past&#x2F;191391&#x2F;sociable-killers?page=4" rel="nofollow">http:&#x2F;&#x2F;www.naturalhistorymag.com&#x2F;picks-from-the-past&#x2F;191391&#x2F;...</a>