Alex Mustard / Commensal emperor shrimp (Periclimenes imperator) moves across the colourful red patterned surface of its host Candycane sea cucumber (Thelenota rubralineata). Misool, Raja Ampat, West Papua, Indonesi...
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Emanuele Biggi / Peruvian Tarantula (Pamphobeteus sp.) and Humming Frog (Chiasmocleis royi) together, Los Amigos Biological Station, Madre de Dios, Amazonia, Peru. These species have a commensal relationship. The tara...
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Emanuele Biggi / Peruvian Tarantula (Pamphobeteus sp.) adult, walking over Humming Frog (Chiasmocleis royi) without preying on it. Los Amigos Biological Station, Madre de Dios, Amazonia, Peru. These species have a com...
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Tony Wu / Humpback whale (Megaptera novaeangliae) adult female at rest. The tubercles on the whale's head are clearly visible, as are the barnacles (Coronula diadema), whale lice (Cyamus boopis), and hairs on t...
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Richard Du Toit / Cattle Egret (Bubulcus ibis) on Burchell's Zebra (Equus burchellii), Rietvlei Nature Reserve, Gauteng, South Africa
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David Shale / Deepsea benthic Sea cucumber (Peniagone sp) with commensal polynoid polychaete, from mid atlantic ridge, depth approx 2600m, June 2010
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Doug Perrine / Oceanic whitetip shark (Carcharhinus longimanus) with pilot fish (Naucrates ductor) Kona Coast, Hawaii, Central Pacific Ocean
David Hall / Brooks urchin shrimp (Allopontonia brooki), commensal among the venomous spines of Variable sea urchin (Asthenosoma varium). On sea floor, Komodo, Indonesia.
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David Hall / Mozambique ghostgoby (Pleurosicya mossambica) living commensally with Sea pen (Pennatulacea). Komodo, Indonesia; November, 2006
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David Hall / Swimmer crab (Lissocarcinus laevis) living commensally with Anemone (Actinodendridae). Pantar, Alor Archipelago, Indonesia.
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David Hall / Soft coral ghostgoby (Pleurosicya boldinghi) swimming through Soft coral (Dendronephthya). Shrimp and benthic Comb-jellies (Ctenophora) present, all commensal. Pantar, Alor Archipelago, Indonesia.