Tag: bristle worm
A Bridge Too Far? In Search of Precambrian Sponges
The most celebrated Precambrian sponge may not be a sponge at all. Watch Darwinians try to coax it into spongehood.
Sick of the Oxygen Theory of the Cambrian Explosion? Here’s the Cancer Theory
Once upon a time, a cell became a tumor. Animals were soon to follow.