Among fossils, trilobites are rock stars. They are adorable (as stony arthropods go), with a segmented shape distinctive enough to be a common logo. But they’re also fascinating because there are so ...

An international research team has found an eye system in trilobites of the suborder Phacopina from the Devonian (390 million years B.P.) that is unique in the animal kingdom: each of the about 200 ...

The extinct sea scorpion species Jaekelopterus rhenaniae had eyes comparable to those of today's horseshoe crabs. The two-and-a-half-meter predator was particularly apt at perceiving contrasts and ...

After 50 years, this amazing structure is confirmed. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The humble trilobite, a helmet-headed ...

A tiny crustacean darted through the water after its next meal more than 500 million years ago. And, based on fossils of the animal, it probably was able to see the movement of this tasty morsel ...