No, they're not trulyimmortal jellyfish, butTurritopsis dohrnii, as it's known among scientists, can reverse age: If it's in the adult stage of the life cycle, it can revert back to its juvenile stage. This species is often likened toBenjamin Button. Scientists have yet to fully underst...
These jellyfish barely even behave like animals. Instead of mouths, they suck in food through pores in their tentacles. Which animal has teeth in its stomach? Lobsters and crabs have teeth— in their stomachs. These are used to crush its food, but they also have a strange secondary ...