Article which includes a table of color variants and a series of photographs.

Provides an overview of a range of subjects including mutants, phenotypes, homozygous traits .

Article which explains why amphibian embryos are one of the favoured systems for elucidating the mechanisms of early development.

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.

Development of expressed sequence tags (ESTS) and a comprehensive genome map. Includes project overview, linkage maps, and conserved syntenies .

Database focusing on gene expression in the frog, xenopus laevis. Includes pictorial representations and expression domains.