Papua New Guinea - douglasgood

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Commensal Emperor Shrimp and Tryon's Risbecia Nudibranch

Commensalism is a form of symbiosis where one species (the shrimp) benefits while its host (the nudibranch) gains no benefit but remains unharmed by the association.

The shrimp hitch a ride while foraging the black sand bottom.

Dinah's Beach, Papua New Guinea

Papua New GuineaEmperor ShrimpShrimpNudibranchTryon's Risbecia