There is a hypothesis that an alien might actually look like a crab. Because life somehow managed to create crab-like creatures from a number of different evolutionary lines. Which shows a certain advantage that seems to be there with this specific form.
There is a hypothesis that an alien might actually look like a crab. Because life somehow managed to create crab-like creatures from a number of different evolutionary lines. Which shows a certain advantage that seems to be there with this specific form.