Scientists Discover Animals That Can Live Without Oxygen

Meera Dolasia
Sat, 10 Apr 2010 04:11:11 -0700

Barring a few known species of single-celled bacteria, scientists have maintained that all living organisms need oxygen to survive. Now, some marine biologists believe that they may have discovered a species of metazoa or multi-celled animals, that can survive without O₂ !