It’s possible that all the habitable planets nearby have life, but it’s incompatible life to our own. After all we have specific enzymes for digesting specifi

It’s possible that all the habitable planets nearby have life, but it’s incompatible life to our own. After all we have specific enzymes for digesting specific molecules in terrestrial organisms. If we were to eat a plant on another planet it might be like eating dirt. This might even be part of the answer to the Fermi paradox.