A pair of Swollen Phyllidia nudibranchs, Phyllidia varicosa, crawls across the seafloor near Alor, Indonesia. These colorful sea slugs are toxic.

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Size: 5400px × 3600px
Location: Alor, Indonesia
Photo credit: © Ethan Daniels / Alamy / Afripics
License: Licensed
Model Released: No

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