Scientists have decoded the genome of the axolotl, the Mexican amphibian with a Mona Lisa smile. It has 32 billion base pairs, which makes it 10 times the size of the human genome, and the largest ...

Meet the axolotl, Mexico City’s endangered, smiling salamander. In the southern part of Mexico City lies Xochimilco, a maze of canals filled with boats, music, food and tourists. It’s also one ...

Its adorableness aside, the Mexican axolotl is a salamander of particular interest to scientists. On the molecular level, the animal seems to have a cheat code for life: It can regenerate its ...

Researchers are studying axolotls -- "small, smiling salamanders" -- in the hopes of learning how humans might one day regrow arms or legs.

Here's everything you need to know about the Mexican axolotl salamander — from organ regeneration and conservation efforts, to cultural mystique.

Cannibalistic smiling salamander may unlock secrets for limb regeneration A strange looking amphibian that feasts on the arms and legs of its own brothers and sisters could hold the key to ...

The smiling salamanders can regrow most of their body parts, so researchers are building improved maps of their DNA. By Steph Yin The axolotl, sometimes called the Mexican walking fish, is a ...

Researchers are studying axolotls -- "small, smiling salamanders" -- in the hopes of learning how humans might one day regrow arms or legs.