In the 1970s, Zambrano said, the Mexican government introduced African tilapia and Asian carp into the lake in an effort to create fisheries, but the fish began eating the axolotl eggs and young.

Axolotls live a simple life. Unlike other pets with demanding social needs, these amphibians are content to explore their ...

At 1 year of age, axolotls are ready to make some babies. Females can lay between 300 and 1,000 eggs. The mating season is between March and June when water temps are stable. Males and females ...

Not only are axolotls easy to handle, but females produce large eggs, juveniles have unsurpassed regenerative capabilities, adults have large nerves, and genetically defined mutants are available.