Comb jellies can fuse to heal injuries
Briefly

Jokura and his team found that ctenophores could fuse together, leading to synchronized nervous and muscle responses, although their digestive systems functioned independently.
In the 1930s, B.R Coonfield explored ctenophore grafting, focusing on anatomical symmetry without considering survival; Jokura's work provided fresh insights on their fusion.
Read at Ars Technica
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