When their bacterial food is scarce, single Dictyostelium cells send signals drawing thousands of cells together, forming a mobile slug. (Wikipedia).
Among the scintillating science headlines this week was a report on the sex life of the sea slug Siphopteron quadrispinosum in PLoS One
, complete with a compelling photograph of the dually-endowed hermaphrodites caught in the act. The slugs are too violent for (more…)