Two nudibranches (Thecacera sp.) are mating on the sandy bottom with reproductive organs clearly visible. Nudibranches mating dance.

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Size: 4775px × 3189px
Location: Lembeh, North Sulawesi, Indonesia
Photo credit: © Natalia Pryanishnikova / Alamy / Afripics
License: Royalty Free
Model Released: No

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