Ocean wanderer on Instagram: "One of the rarest sights - even for someone that's seen whales before. on this day i was given a glimpse of what sperm whale family bonds truly mean. for hours the family unit communicated (in clicks called codas ) and rubbed and played with each other. the purpose of this behaviour is to strengthen bonds within the family unit and pass down information often unique to that family sub unit. we are only beginning to understand the close knit sense of community within