Like many little kids, Zoë Auch Schleit has already been through many different phases in her young life. When she was 5, she loved the kids’ show Octonauts, and had an Octonaut-themed birthday party.

The axolotl, a type of salamander that stays in the tadpole form throughout its life, is a master of regeneration. Axolotls have been observed to regrow several body parts, including limbs, eyes, and ...