barnacle images - Joel Sartore

A giant pacific barnacle (Balanus nubilus) at the Biology Department of Trinity Western University in Langley, British Columbia.

Goose neck barnacles (Pollicipes pollicipes) at the Vasco da Gama Aquarium in Lisbon, Portugal.

Goose neck barnacles (Pollicipes pollicipes) at the Vasco da Gama Aquarium in Lisbon, Portugal.

Barnacles (Balanus sp.) filter feed at the Alaska SeaLife Center.

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