A walking stick insect camouflages with a chamise shrub in southern California. The ability of the the insect, Timema cristinae, to be well camouflaged affects other insects living on the same plant.

Researchers have found that stick insects keep evolving the same 20 body plans, from the "tree lobster'" to the "bark hugger" and the "large-headed stick." When you purchase through links on our site, ...