“Endogenous retinoids have been detected in regenerating tissues from axolotls, frogs and chicks.”
“The Mexicans call these gilled larval Amblystoma axolotls, and use them for food.”
“Urodele amphibians such as newts and axolotls show a remarkable capacity for regenerating body structures such as tails, limbs, jaws, and the lens of the eye.”