Despite their never-ceasing grins, axolotls have been at risk of extinction for years. Over two decades ago, there were about 6,000 of these tiny salamanders for every square kilometer in Lake ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. This frilly-gilled amphibian never leaves its tadpole stage ...

Learn how axolotls are able to fully regenerate their thymus, a small organ that trains immune cells to fight infections. The thymus is one of those organs that doesn’t have a lot of name recognition, ...