The natural world is filled with creatures so bizarre that they often look more extraterrestrial than earthly. Among them ...

An infographic showing the average declines in abundance of key terrestrial insect groups due to invasive alien species.

As they quietly expand their kingdoms, we can look in the mirror and ruefully shake our heads. Spot the red fox, tropical fire ...

Australian scientists have just discovered a new species of giant stick insect and it’s… well, really big. Dubbed Acrophylla ...