Newly discovered fossils of a giant, extinct sea creature show it had modified legs, gills on its back, and a filter system for feeding — providing key evidence about the early evolution of arthropods ...

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 ...

Fossils of a tiny sea creature that died more than half a billion years ago may compel a science textbook rewrite of how brains evolved. A study published in Science – led by Nicholas Strausfeld, a ...

It looked something like a centipede, but without the legs. It had a protuberant snout like a swordfish and stubby swimming flaps. And it was longer than your coffee table. At roughly seven feet in ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

The arthropods we are familiar with today tend toward the small side compared to the some of the giants found in the fossil record. From the Late Palaeozoic, 2m long millipedes and dragonflies with ...

In a new study, some juvenile sea spiders were able to regrow amputated body parts, which was previously assumed to be impossible in these marine arthropods. When you purchase through links on our ...

A fossil of a vicious clawed sea monster dating from around 500 million years ago has become the smallest complete example of a particularly deadly creature found to date. The 360-degree mouth of the ...

A 480-million-year-old fossil is giving paleontologists new insights into a sea monster called an anomalocaridid, which is an ancestor of modern-day arthropods such as lobsters and scorpions. The ...

In the dark, cold depths of the polar oceans lurk the creatures of your nightmares. Huge 'sea spiders' in the Arctic and Southern Oceans are equipped with eight long legs and a proboscis to match, and ...