What happens when cleavage patterns evolve? Some insights from bryozoan embryonic development: https://bmcbiol.biomedcentral.com/articles/10.1186/s12915-017-0371-9
The first 24 hours in 1.5 minutes of bryozoan embryos.
At some point in our lives, we have all been through that (=embryonic cleavage).
Paper! How are segment polarity genes expressed in an animal without segments? https://www.nature.com/articles/srep32387
I’ve filmed the nemertean worm Lineus longissimus feeding on dead annelids! An example of necrophagy.
The BEST footage of bryozoan life cycle in the internet. Meet the coronate larva of Bugula neritina. Wow!
The name cyphonautes was created by Ehrenberg (1834), who first saw the tiny creature on Nov. 25, 1832 (Hyman 1959).