Learn more about two new marine spider species discovered off the coast of British Columbia and how they're helping researchers learn more about marine arthropods.

Add Yahoo as a preferred source to see more of our stories on Google. The fossil of the Cambrian Period marine arthropod Fuxianhuiid, with gut preserved, discovered in Hunan province in southern China ...

Discovered 25 years ago, a 444-million-year-old marine arthropod fossil stumped paleontologists, as they couldn’t identify its exact species. Sarah Gabbot, who originally discovered the specimen, ...

Trilobites, extinct marine arthropods that roamed the world's oceans from about 520 million years ago until they went extinct 250 million years ago at the end of the Permian period, may have grown in ...

New research suggests that Paleodictyon — honeycomb-shaped formations perhaps sketched by da Vinci — are not made by soft-bodied creatures.

The itsy-bitsy spider is not so itsy-bitsy anymore. Or at least, its counterpart under the sea isn't. With a bright orange body, eight gangling legs, and an elongated proboscis, the sea spider prefers ...

Biologists have assigned a number of 435-million-year-old fossils to a new genus of predatory arthropods. These animals lived in shallow marine habitats and were far less eye-catching than related ...

Cambrian Period fossils date to about 512 million years ago Fossils show invertebrates of various shapes and sizes They reveal animal legs, gills, guts, eyes and even nerves Jan 28 (Reuters) - ...

Jan 28 (Reuters) - Scientists have unearthed in southern China fossils of a multitude of marine creatures dating to more than a half billion years ago, showing a deep-water ecosystem thriving in the ...