C436 The Explosive Hammer Stupid Bird

Yu Xuanguang immediately grasped the concept, saying, "I get it now. The flesh and blood of our kin are undoubtedly compatible with our race, matching our body's energy, and are the easiest to absorb. In other words, they are the highest grade of sustenance."

They were just short of the necessary energy to evolve, and their family's genetic makeup was the perfect fit