Movie S1.

Time-lapse microscopy of Hydroides metamorphosis in response to a bacterial biofilm of P. luteoviolacea. Time is h:min:s.

Stepwise metamorphosis of the tubeworm Hydroides elegans is mediated by a bacterial inducer and MAPK signaling

Nicholas J. Shikuma, Igor Antoshechkin, João M. Medeiros, Martin Pilhofer, and Dianne K. Newman