Claudio Contreras / Social feather duster worm (Bispira brunnea) Cancun national Park, Caribbean Sea, Mexico, July
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David Hall / Red fanworm / mopworm (Protula bispiralis). Komodo, Indonesia.
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Georgette Douwma / Feather duster worm (Protula magnifica). North Sulawesi, Indonesia.
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Georgette Douwma / Feather duster worm (Protula magnifica). North Sulawesi, Indonesia.
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Georgette Douwma / RF - Feather duster worm (Protula magnifica). North Sulawesi, Indonesia. (This image may be licensed either as rights managed or royalty free.)