Axolotl Salamanders...
[caption id="attachment_26917" align="aligncenter"... ...in captivity due to their value in research. Axolotls are especially easy to breed compared to other sa... ...viewing of the full development of a vertebrate. Axolotls are used in heart defect studies due to the prese...
https://www.neatorama.com/2009/10/16/axolotl-salamanders/
