Most stick insect species blend into their surroundings to avoid predators. But the males of two newly described species from madagascar, Achrioptera manga and Achrioptera maroloko, are brightly ...

In two new species of rare giant stick insects, males turn livid blue or multicolored at sexual maturity -- but why? Biodiversity hotspot Madagascar is one of the world's biggest islands, and home to ...

Known for exceptional mimicry, stick insects have evolved a range of egg-laying techniques to maximize egg survival while maintaining their disguise – including dropping eggs to the ground, skewering ...

This is the earliest known plant-mimicking stick insect, its fragile body preserved for 126 million years in the dusty rocks of north-east China. “We are very confident about this mimicking pair,” ...

Two new frog species have recently been discovered on the small, boulder-studded Dauan Island off Queensland. The frogs have been named for their granite boulder habitat: Choerophyrne koeypad (“rocky ...

In the insect world, camouflage is key to survival. Masters of disguise, insects like stick insects blend seamlessly with twigs, while leaf beetles use foliage as shields. Robber flies mimic bees for ...

Scientists have created the best map of stick-insect evolution to date by combining DNA analysis and knowledge of their varied egg-laying techniques. The first stick insects flicked or dropped their ...