But wild axolotls, endemic to a single lake in Mexico, are critically endangered due to degradation of their native wetlands, with only 50 to 1,000 individuals left in the wild.

Now’s the opportunity to help one of Mexico’s iconic ‘water monsters.’ Animal lovers around the world can now virtually adopt an axolotl, an iconic fish-like amphibian. In late November, a ...

But as Mexico City grew, urbanisation, pollution and other pressures pushed axolotls to the brink of extinction, with some estimates suggesting that there were as few as 50 left in the wild.