Tag: Cambrian News
The "Flat Animal": Is It a Cambrian Ancestor?
Phylum Placozoa contains one member, but it has a body plan, six cell types, and a complex genomic toolkit.
So Explaining the Cambrian Explosion Is All About the Oxygen, Is It?
A news article at Nature, "Oxygen fluctuations stalled life on Earth," is remarkable for skirting the main issue, the primary enigma.
Pushing the Limits of Cambrian Ancestry
It’s a stretch to call a tube-like burrow in the Ediacaran evidence of a bilaterian ancestor of humans.
Apoptosis Is Unchanged from Cambrian Corals to Humans
From the earliest multicellular animals of the Cambrian explosion till today, programmed cell death has not evolved at all.
Et Tu, Octopus? It Was Hard Enough to Explain Human Eyes by Unguided Processes
“Exactly how such convergent evolution arises is not always clear.” Is it ever?