Its front can be designated by the neckless head attached to the main body of the animal; it has no visible mouth, so a means of consumption is still unknown. It does, however, have five red eyes, three large ones and two smaller ones above. Extremely delicate, gas bags will explode if any one of their numerous pods are punctured.
Richard L. Jenkins (a native of Eden Prime) is familiar with these creatures, and says they are harmless. While Gas Bags are not hostile, they can be caught in crossfire and cause toxic damage if they explode in close proximity.