10 Reasons Aliens Probably Don T Look Like Us
10 Their Planet Has Different Gravity Gravity is a key factor that influences the development of all organisms. Aside from limiting the size of land animals, gravity also forces a number of very specific adaptations. We can see evidence of this right here on Earth. Organisms that made the transition from water to land had to develop limbs and complex skeletons because they no longer had the buoyancy of water to offset the force of gravity....