Development of the vertebrate skull has been studied intensively for more than 150 years, yet many essential features remain unresolved. One such feature is the extent to which embryonic derivation of ...

We tested the hypothesis that salamanders growing at different rates would have allocation patterns that differ among male and female metamorphic and larval salamanders. We raised individual axolotls, ...

The only aquatic creature cuter than a sea turtle is an axolotl (Ambystoma mexicanum). These adorable amphibians have feathery gills and a flattened head — they are just so squishy and cute! Axolotls ...

The axolotl Ambystoma mexicanum is a popular pet due to its unique and cute appearance. Unlike other salamanders undergoing metamorphosis, axolotls (pronounced ACK-suh-LAH-tuhl) never outgrow their ...

The axolotl is a salamander that does not undergo metamorphosis: adults remain aquatic and keep their gills. They owe their unique appearance in part to these feathery, protruding gills, arranged in ...

Axolotls are endangered amphibians that can regrow their body parts. While some people have them as pets, they are found in two lakes in Mexico. Photo Credit: iStock/Getty Images Axolotls may look a ...