Arthropods belong to an evolutionary branch – the ecdysozoa – that contains about half of all animal species, and the earliest fossil evidence of the group now dates back 550 million years ...

The fossil is of a small, worm-like creature named Uncus dzaugisi. The discovery fills a significant gap in the understanding of early animal evolution. “Scientists have hypothesized for decades that ...

Everyone has a past. That includes the millions of species of insects, arachnids, and nematode worms that make up a major ...

The fossil was found at a site at the famous ... They can include the antennae of insects and crustaceans, and the pincers and fangs of spiders and scorpions. But unlike other megacheirans ...