Are You Ready for That Conversation to End?

A slug's head regenerated a heart within a week, and the entire body within three weeks. Slugs more than a year old did not have disability. They simply died when their heads were severed. The disembodied heads can't digest the alge they consume. And the researchers hypothesize that the heads rely on chloroplasts in the alge structures that use photo symphesis to make energy - until its digestive system regenerates.