This seems to have solved the mystery of how the starfish got its arms. But it doesn’t necessarily answer the ‘why’. Imran ...

Learn how starfish got their shape after a complicated evolutionary process, starting with an ancestor that lived 500 million ...

Researchers Trace Evolutionary Trajectory of Starfish's Unique Symmetry Through a 500 Million-Year-Old Fossil The star shape ...

A 500-million-year-old fossil from Morocco is helping scientists to answer the evolutionary mystery of how starfish evolved ...

Scientists don’t always agree on what a fossil shows. There is a chance the brittle star fossil is a new species or an unusual individual that happens to have six arms rather than the typical five.

At first glance, starfish seem to be all limbs, with five appendages lined with rows of tube feet giving them their signature shape. Marine scientists have long wondered how they evolved to have ...

An incredible 155-million-year-old fossil shows a starfish-like creature cloning itself. The brittle star - a relative of starfish - was frozen in time as it regenerated half of its body. A new ...

Other starfish fossils have been found in only a handful of locations in North America, ... this does not mean that all sea stars have five arms. There are species with 10, 20 and even 40 arms.

Exceptionally well-preserved fossils of tiny worms, starfish, sponges, barnacles and other creatures with no modern parallel discovered at a quarry in Wales are painting a picture of life on Earth ...

The brittle star fossil was discovered in the Nusplingen limestone deposit in southern Germany. In the late Jurassic period, 155 million years ago, this area was a balmy lagoon home to marine ...

Fossil captures starfish splitting itself in two – showing this has been happening for 155 million years Published: May 15, 2024 11:33am EDT Aaron W. Hunter , University of Cambridge ...

The 155-million-year-old fossil of new brittle star species, Ophiactis hex (Image: Günter Schweigert/SWNS) An incredible 155-million-year-old fossil shows a starfish-like creature cloning itself.