Trilobites lived between 521 and 252 million years ago. They were one of the first groups of creatures to develop complex, compound eyes, where many individual lenses focus light onto groups of ...

Not all butterflies and moths are thought to use their eyespots in the same way. There are two main theories for how they function as anti-predator defences. The first is that they evolved for ...

The authors propose several parameters for evaluating biomimetic curved artificial compound eyes (BCACEs), including the ...