Moon jellies muscle their way to recovery
Using ‘symmetrization,’ young Aurelia aurita rapidly flex to regain body symmetry after injury
![jellyfish recovery](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/06/tf_symmetrization_free.jpg?fit=860%2C460&ssl=1)
WRIGGLER Within a few of days of losing some of their eight arms, moon jellyfish in a young, limbed stage can rearrange themselves to become symmetrical again (recovery of one jellyfish shown). In a new study, these “symmetrized” jellies, which were about 3 millimeters wide, went on to develop normal bell shapes as adults.
M.J. Abrams et al/PNAS 2015