Axolotls have the unique ability to regenerate most body parts. In a period of months, they can grow entire new limbs and even portions of the brain and spine.
they also have the ability to make cute little smiley faces and be completely adorable
Biology Fact #1: A limb with a nerve will grow back. A limb that’s never had a nerve will grow back without the nerve. But a denervated limb will never grow back.
Biology Fact #2: Axolotls are adorable.