Watch historic surgery performed on chimp to remove a tumor #Shorts – YouTube 2025年9月30日 in USA TODAY Tagged animal care, chimp, chimpanzee, chimpanzees, chimps, historic surgery, Knox County, Knoxville, monkey, Monkeys, Mwelu, Primate, primates, spinal cord, spinal cord tumors, spinal tumor, surgeries, surgery, Tennessee, tumor, tumor removals, tumors, turmor removal, US TODAY, usa today news, zoo, Zoo Knoxville, zoos - 0 Minutes Mwelu, a 34-year-old chimpanzee, underwent a procedure to remove a tumor pressing against his spinal cord.#surgery #Chimpanzee #Knoxville Follow me! FacebookXBlueskyHatenaPocketCopy