Oceanic bacteria form a transient spherical community to conquer large food sources, taking on different roles to break down the bounty more efficiently.
The forces of supply and demand appear influence paper wasp (Polistes dominula) populations. When more nest options are available, helper wasps work fewer hours to earn membership in a colony.
Physicists and biologists are working together to understand cooperation at all levels of life, from the cohesion of molecules to interspecies interactions.