I want everyone to appreciate the hypothetical predator from this paper about phoronids. (The illustration is showing a wormlike phoronid ancestor hiding in the sand and evolving into a sessile animal, to avoid the predator. I appreciate that you can see the little face peeking out!)
Background Phoronids undergo a remarkable metamorphosis, in which some parts of the larval body are consumed by the juvenile and the body pl














