We have seen a bunch of interesting biohybrid robot concepts here in the past. Researchers at Case Western Reserve University have managed to combine tissues from a sea slug with flexible 3D printed components to build biohybrid robots that crawl like sea turtles on the beach.
More like this ➡️ here
The muscle is currently controlled by an external electrical field, but the next iteration will include ganglia. Such robots can be used to locate the source of a toxic leak in a pond or search the ocean floor for things. More info is available here.
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