Not all of the thorns on a swollen-thorn Acacia house the ants' larvae, but those that do are heavily guarded. Here, Pseudomyrmex spinicola patrol a nest entrance, ready to use their stings if the photographer approaches too close.
Rolling Bridge, London, by designer Thomas Heatherwick, designed by SKM Anthony Hunt with Packman Lucas, and built by Littlehampton Welding Ltd. The Hydraulic design and development was done by Primary Fluid Power Ltd in the North West.
La vie secrètes des fourmis – 18 nouvelles photographies incroyables d’Andrey Pavlov