Peter Cairns / 2020VISION / Pair of Gannets (Morus bassanus) mutual preening, Bass Rock, Firth of Forth, Scotland, UK, June

GEORGETTE DOUWMA / Rockmover or Dragon wrasse (Novaculichthys taeniourus) often working in pairs, moving coral rubble to find benthic invertebrates to feed on. Misool, Raja Ampat, West Papua, Indonesia.