Franco Banfi / Devilray (Mobula tarapacana) swimming near the surface with remoras, Ambrosio dive site, Santa Maria Island, Azores, Portugal, Atlantic Ocean

Kim Taylor / Sexton beetle (Nicrophorus vespilloides) taking off showing elytra folded upwards along back and phoretic mites gathered on thorax to where they migrate whenever the beetle prepares for flight, digit...

Kim Taylor / Tropical beetle {Lamellicornia} with load of phoretic mites, Trinidad, West Indies.

Kim Taylor / Dor beetle {Geotrupes vernalis} with phoretic mites, UK.

Nick Upton / Scarce fungus weevil (Platyrhinus resinosus) walking on a mossy tree stump with phoretic mites attached, woodland, Nottinghamshire UK, June.

Chris Mattison / Sexton beetle (Nicrophorus investigator) on a dead mouse. Drumnadrochit, Inverness, Scotland, UK, August. (The mites that can be seen are using the beetle to carry them to food; they do not parasitise...

Franco Banfi / Devilray (Mobula tarapacana) swimming near the surface with remoras, Ambrosio dive site, Santa Maria Island, Azores, Portugal, Atlantic Ocean

Franco Banfi / Devilrays (Mobula tarapacana) swimming near the surface with remoras Ambrosio dive site, Santa Maria Island, Azores, Portugal, Atlantic Ocean

Franco Banfi / Devilray (Mobula tarapacana) near surface, with remoras, Ambrosio dive site, Santa Maria Island, Azores, Portugal, Atlantic Ocean

Franco Banfi / Devilrays (Mobula tarapacana) swimming near the surface with Remoras, Ambrosio dive site, Santa Maria Island, Azores, Portugal, Atlantic Ocean

Andy Sands / Sexton / Burying Beetle (Nicrophorus vespilloides) rolled onto back showing the Phoretic mites it is carrying, Hertfordshire, England, UK. September

MYN / Andrew Snyder / Giant Amazon scarab beetle (Coprophanaeus lancifer) with phoretic mites, Iwokrama, Guyana. Meetyourneighbours.net project