What tissues can salamanders regenerate?

A salamander can regenerate any of its limbs, its tail, parts of its brain and spinal cord,

damaged parts of its heart and lungs, and almost any other part of its body, exceptions including the shoulder girdle and parts of the eye. (Morgan, 1901)

Fun Facts

How many eggs can an axolotl lay at a single time?

Almost all amphibians lay between 1 and 450 eggs at a single laying.

An axolotl lays between 100 and 1000 eggs, with the number depending on the age and size of the female, and the time since the previous breeding event.