From the Editors

Gallery | April 2017 cover

Timema stick insects exhibit cryptic colour patterns that match them to their host plants, protect them against predators and contribute to speciation (shown is Timema bartmani resting on white fir).

From 'Transitions between phases of genomic differentiation during stick-insect speciation.' Riesch et al., Nature Ecology & Evolution 1; 0082 (2017)