The shell of Hawaiian reef lobster (Enoplometopus occidentalis), covered in algae and parasitic barnacles, Hawaii, United States of America, Pacific, North America

A group of goose barnacles (Lepas anatifera) attached to a buoy off the Big Island of Hawaii, United States of America, Pacific, North America

Goose Barnacle on Boat Hull, Lepas anatifera, Florida Islands, Solomon Islands

Goose Barnacle on Boat Hull, Lepas anatifera, Florida Islands, Solomon Islands

Barnacle goose (Branta leucopsis), Spitsbergen, Svalbard, Arctic, Norway, Europe

Barnacle geese (Branta leucopsis) in flight. Caerlaverock Wildlife and Wetlands Trust reserve, Dumfries and Galloway, Scotland

Barnacle geese (Branta leucopsis), Loch Gruinart RSPB reserve, Islay, Scotland, United Kingdom, Europe

An adult barnacle goose (Branta leucopsis) on a hillside in Signehamna, Spitsbergen, Svalbard, Norway, Europe

Barnacle goose (Branta leucopsis), Kongsfjorden, Spitsbergen, Svalbard Islands, Norway.

Barnacle goose (Branta leucopsis), Longyerbyen, Svalbard, Norway, Scandinavia, Europe

Loggerhead Turtle (Caretta caretta) juvenile with goose barnacles (Pollicipes polymerus). Azores

Barnacle gosling (Branta leucopsis) resting, UK

Giant goose-neck barnacle (Pollicipes polymerus) in the rare "red-lips" variant, found in the turbulent waters of the Nakwakto Rapids (Seymour Inlet, BC, Canada), known to feature the strongest currents in the world.

Reeds and waterfowl, barnacle geese, Lake Starnberg, Seeshaupt, Bavaria, Germany

Waterfowl, barnacle geese, on Lake Starnberg, winter rest, Seeshaupt, Bavaria, Germany

Barnacle goose (Branta leucopsis), chick, Bavaria, Germany, Europe

Barnacle goose (Branta leucopsis), chick on a meadow, Bavaria, Germany, Europe

Barnacle goose (Branta leucopsis) chick, Bavaria, Germany, Europe

Barnacle goose (Branta leucopsis), chick, Bavaria, Germany, Europe

Barnacle goose (Branta leucopsis), chicks, Bavaria, Germany, Europe

Barnacle goose (Branta leucopsis), chick, Bavaria, Germany, Europe

Barnacle goose (Branta leucopsis), portrait, Bavaria, Germany, Europe

Barnacle goose (Branta leucopsis) chick, Bavaria, Germany, Europe

Hawaii, Acorn barnacles (Coronula diaderma) and goose neck barnacles (Conchorderma auritum) attached to a Humpback whale tail (Megaptera novaeangliae).

Gray Whale (Eschrichtius robustus), adult, mouth open behind the boat, Ojo de Liebre Lagoon (formerly known as Scammon's Lagoon), Guerrero Negro, Baja California Sur, Mexico

Mexican hogfish (Bodianus diplotaenia) feeding on barnacles in the Wildlife Sanctuary of Malpelo Island, Colombia.

Gray Whale (Eschrichtius robustus), adult, mouth open behind the boat, Ojo de Liebre Lagoon (formerly known as Scammon's Lagoon), Guerrero Negro, Baja California Sur, Mexico