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Urechis unicinctus (Penis Fish)
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Urechis unicinctus

6 Photos
1

Washed up spoonworms covered in clams and looking pretty gross on Edmonds Beach in Puget Sound, Washington state.

Penis Worms

In Korea, it goes by the name “gaebul,” which translates to “dog genitals,” due to its phallic appearance.

Ute Sonja Medley/Shutterstock.com
2

Close up a baby sea worm on the stone (Penis Fish)

Penis Fish

Small fish and crustaceans often live inside the U-shaped tunnels formed by penis fish.

Sarif uddin/Shutterstock.com
3

Urechis unicinctus (Penis Fish) - Photo 3

innkeeper worm, kalifornischer igelwurm, 'penis fish' or 'penis worm'
"innkeeper worm, kalifornischer igelwurm, 'penis fish' or 'penis worm'" by Rebecca Johnson is licensed under BY 4.0.
4

Urechis unicinctus (Penis Fish) - Photo 4

innkeeper worm, kalifornischer igelwurm, 'penis fish' or 'penis worm'
"innkeeper worm, kalifornischer igelwurm, 'penis fish' or 'penis worm'" by Rebecca Johnson is licensed under BY 4.0.
5

Large sea worms are seen on the surface of the Ujung genteng beach - Indonesia

Sea Worms

Scientists have discovered U-shaped burrows resembling those made by penis fish dating back nearly 300 million years ago.

Sandiwild/Shutterstock.com
6

Shutterstock ID: 709867417, Photographer: Meeh

Spoonworm or penis fish in fish market South Korea
Meeh/Shutterstock.com