Scientists explored the evolutionary success of leaf beetles, the most diverse herbivores on Earth. They showed that symbioses with bacteria have evolved repeatedly and independently in different ...

Sickled cells can obstruct the tiny blood vessels in the retina, the light-sensitive tissue at the back of the eye. This blockage reduces oxygen supply (ischaemia) and can result in retinal damage or ...

With more than 50,000 described species, the leaf beetle family is distributed worldwide and represents about a quarter of ...