They have tentacles and taste great in pasta. What are the strange barnacles washing up on Australian beaches?

Bondi beach's newest residents may look strange to human eyes, but goose barnacles are a normal part of the natural marine environment

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Goose barnacles look as strange as their name, with a long, noodle-like stalk emerging from smooth white plates. The crustacean, also known as percebes, is also extremely expensive - in Europe, where it's enjoyed as a delicacy, a kilo might cost hundreds of dollars.

And this week, a bunch washed up at Horseshoe Bay, south of Adelaide.

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