Was Kimberella a Precambrian Mollusk?
If identified as an animal, it would “predate the Cambrian explosion of bilaterian animal phyla as a kind of ‘advance guard.’”
Billions of Missing Links: Electricity and Bioluminescence
Listen in to learn about how a knee jerk reaction, eels, and the knife fish all use electrical impulses.
Design in the First Animals
Scientists debate whether ctenophores are the earliest animals to appear in the Cambrian explosion. If so, they arrived with multiple tissues, a nervous system, and a digestive system.
Sea Turtles Swim Against the Darwin Current
Was there ever a more incongruous animal to imagine being a swimming champion?
A Problem for Evolution Grows Worse: Brochosome Proteins Encoded By Orphan Genes
Brochosomes are intricate, symmetric, secretory granules forming super-oily coatings on the integuments of leafhoppers.