The Lord Howe Island stick insect vanished from its home, but an effort at zoos in San Diego and Melbourne highlights the possibilities and challenges of conserving invertebrate animals. Lord Howe ...

Insects are extremely fascinating creatures. Stick bugs are among the most interesting, given their amazing camouflage and appearance. Like other insects, stick bugs also change skin, or molt, as they ...

An evolutionary biologist reports evidence of repeatable evolution in populations of stick insects. A long-standing debate among evolutionary scientists goes something like this: Does evolution happen ...