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 ...

A catalogue of British fossil Crustacea : with their synonyms and the range in time of each genus and order / By Henry Woodward ... of the Department of Geology, British Museum.

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Dec. 2, 2024 — Newly discovered insect fossils are so small they can barely be seen by the human eye but have been preserved in an 'extraordinary' ... A Fossil First: Scientists Find 1.5-Million ...

The boggy landscape of the Bering land bridge may have allowed some ice age animals to cross easily, while others stayed in ...

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 ...

Researchers have spotted a rare and elusive critter in the Pacific Ocean for the first time after 15 years of diving.

A group of Swedish researchers have found that crabs feel pain and that their responses to uncomfortable stimuli are not simply reflex actions. Previous observational studies indicated that ...

Uncus fossil from Nilpena Ediacara National Park ... This group includes nematodes (microscopic worms), arthropods (insects, spiders, crustaceans), and scalidophora (small, scaly marine creatures).

Found across Africa, these aquatic giants are known for their incredible hunting abilities, remarkable parenting instincts.

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

and crustaceans; and scalidophora, an eclectic group of small, scaly marine creatures. "Like many modern-day animal groups, ecdysozoans were prevalent in the Cambrian fossil record and we can see ...