In nature, animal life cycles usually follow a predictable sequence: birth, growth, reproduction, and eventually death, making way for a new generation. However, there are rare exceptions that deviate from this norm.
The “immortal jellyfish” (Turritopsis dohrnii) is a
well-known example, capable of reverting from its adult stage back to a
juvenile polyp. Now, Mnemiopsis leidyi has joined this exclusive group
of species capable of reversing their life stages....<<<Read More>>>...