Whale barnacles (Coronula diadema) attach themselves to the throat and belly of humpback whales. The barnacle shell is made up of a series of calcium carbonate plates. The animal lives within these, attached by its head to a bottom plate that is embedded in the skin of a whale.
Using this item
Auckland War Memorial Museum Tamaki Paenga Hira
Permission of the Auckland War Memorial Museum Tamaki Paenga Hira must be obtained before any re-use of this image.