They weren’t jellyfish. There were other shapes too ... years before a better known evolutionary drama, the famous Cambrian explosion. Scientists until then had believed that the Cambrian ...
These millimeter-sized objects are more than half a billion years old – the fossilized embryos of animals that lived during the early Cambrian ... group that contains jellyfish, anemones ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results