The notion that many genes would be required for the Cambrian explosion may seem unsurprising — what is surprising is that anyone would challenge the idea.
I urge you to review this important series. Humbly place it at the feet of your favorite Darwinist, atheist, or theistic evolutionist.
The fossilization of Kimberella specimens was most likely based on rapid burial with sand during storm events.
A new fossil worm from the closing days of the Ediacaran is being celebrated as a missing link that demonstrates a gradual Cambrian diversification, not an explosion.
To see what evolutionists are up against, read about a giant trilobite found in Australia.