To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 2 Cdh3 MO aggregate development. Time indicates hours and minutes. A cadherin switch marks germ layer formation in the diploblastic sea anemone Nematostella vectensis Ekaterina A. Pukhlyakova, Anastasia O. Kirillova, Yulia A. Kraus, Bob Zimmermann, and Ulrich Technau Development 2019. 146:None-None; doi: 10.1242/dev.174623 Download Original Video