Add Yahoo as a preferred source to see more of our stories on Google. Goliath stick insects (Eurycnema goliath) are among the largest and heaviest insects in Australia, with females reaching 7 inches ...

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.