Well, it really depends on the specific fictional universe. Sometimes aliens are depicted as consuming plants that are unique to their planet or some sort of synthetic food. Other times, they might absorb light or energy directly.
In many fictional stories, aliens are imagined to eat all sorts of strange and exotic substances. It could be energy sources, minerals, or even substances we can't comprehend.
In fiction, aliens' diets can be incredibly diverse. Some might eat special crystals that provide them with nutrients, while others might feed on the emotions or thoughts of living beings. It all depends on the author's imagination!
Chapter 4, ", Golden Finger Arrives [Please Favourite and Follow!]", is the clearest early answer because it pushes Xia Ding into a new phase or setting. Early on, Xia Hong gave Xia Chuan a glance and quietly handed him a hand axe.. By the end, That Xia Ding was running in the opposite direction of your camp....
Chapter 158, "Preparation, Arrival", is the clearest early answer because it turns Iron's situation into a concrete plot event. Early on, First Year of the Great Xia, March 16th, around midnight The mine on.... By the end, If not for the special methods of the leader, who could convert....
Chapter 116, "Great Righteousness, Hunting Flood Dragons, Saliva [Five-in-One Mega Chapter]", is the clearest early answer because it turns Yuan Cheng's situation into a concrete plot event. The chapter gives readers a real answer by opening on The serpent creature with a severed tail struggled with balance and,... and ending on However, Yuan Cheng's anguished scream immediately made his heart....
Chapter 141, "Intermediate Thunder Kui, Second Reshaping Skin [Three in One]", is the clearest early answer because it turns Xia Chuan's situation into a concrete plot event. The setup is Last time he came, he had tried digging the swamp's ground., but the pressure keeps building through You know, at that time his basic strength had reached the limit of....
Chapter 117, "Teng Jiao Saliva and Poison Source [Two-in-One]", is the clearest early answer because it turns Teng Jiao Saliva's situation into a concrete plot event. The chapter gives readers a real answer by opening on The group quickly returned to the camp. and ending on Seeing the appraisal price, Xia Hong couldn't help but click his....
Chapter 486, "Helping A Village", is the clearest early answer because it turns Damien's situation into a concrete plot event. The chapter gives readers a real answer by opening on The village lay in a shallow basin between two low hills, its fields... and ending on A woman stepped out first, clutching a pitchfork with trembling hands..
Chapter 113, "Did I Fall into Heaven?", is the clearest early answer because it turns Chen Ying's situation into a concrete plot event. A useful checkpoint is the way the scene starts with When they reached the front of the crowd and saw the scene in the... and follows through with A new home, after over half a year of construction, was finally near....
Chapter 525, "Barely Winning", is the clearest early answer because it turns Damien's situation into a concrete plot event. A useful checkpoint is the way the scene starts with The captain retaliated with a knee to Damien's abdomen. and follows through with And Damien had just announced himself properly..
Chapter 134, "The Difficult Hunt [Warm Sun Titan adds more 3/10]", is the clearest early answer because the buildup finally cashes out in a real clash. Early on, When the torch ignited, the huge creature, a hundred meters away, did.... By the end, Silently, Xia Hong took the Iron Core Bow from his back, gently....
Chapter 117, "Teng Jiao Saliva and Poison Source [Combined Chapters]", is the clearest early answer because it turns Shi Ping's situation into a concrete plot event. A useful checkpoint is the way the scene starts with Although Xia Hong understood this principle, he had no way to improve... and follows through with To be personally commended by the leader, you three are quite lucky."....