The article makes the point that the problem isn't that there are very few axolotls left, but that the non-wild ones are very inbred. This makes them prone to m

The article makes the point that the problem isn't that there are very few axolotls left, but that the non-wild ones are very inbred. This makes them prone to mass die-off from disease. They also accumulate genetic abnormalities that make them less useful to scientific research - notably into limb development and regeneration.