Learn more about a time period marked by an intense burst ... chordate is Pikaia gracilens, a wormlike creature that swam in middle Cambrian seas. Fossils found in the Burgess Shale of British ...

dramatically. It was the time of the Cambrian Explosion, an eruption of life when Earth’s very first animals began appearing in the fossil record — the ancestors of all major animal groups ...

The astonishing proliferation of new animal species in the Cambrian period was driven in part by a radical new way of fueling life’s engines: eating other animals. As predators evolved claws to ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

As alien as these creatures seem ... Recent research suggests that the period prior to the Cambrian explosion saw the gradual evolution of a "genetic tool kit" of genes that govern developmental ...

This is an especially exciting find due to the age of the rocks – these fossils are found in rock layers which actually pre-date the oldest fossils of complex animals Dr Russell Garwood, School of ...

Some of the best information about early animals comes from fossils dating back to the Cambrian period, which started around 541 million years ago. During this time, Earth experienced a burst of ...

Their findings provide valuable insights into the origins of these structures in the basal Cambrian period. An international ... evolved in ecdysozoan animals, a group that includes insects ...

Among the many fossilized stars is a 26-meter-long Mamenchisaurus jingyanensis, a gigantic herbivore that lived around 150 million years ago and had one of the longest necks of its species. It is ...

Their findings, published in Science Advances, provide valuable insights into the origins of these structures in the basal Cambrian period. The research team, comprising Dr Deng Wang (Northwest ...

Dr. María Herranz noted, "The emergence of paired nerve cords likely facilitated greater coordination of movement, particularly in segmented animals. During the Precambrian-Cambrian transition ...