Axolotls Genetics: Provides an overview of a range of subjects including mutants, phenotypes, homozygous traits .
Frog Genetics: Xenopus Tropicalis Jumps into the Future: Article which explains why amphibian embryos are one of the favoured systems for elucidating the mechanisms of early development.
Indiana University Axolotl Colony: Genetic stock center for supply of embryos, larvae, and adults to laboratories and classrooms throughout the United States and abroad. Includes history, news, and personnel.
Salamander Genome Project: Development of expressed sequence tags (ESTS) and a comprehensive genome map. Includes project overview, linkage maps, and conserved syntenies .
Xenopus Laevis: Database focusing on gene expression in the frog, xenopus laevis. Includes pictorial representations and expression domains.