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Mexican Axolotl

The ghostly looking Mexican axolotl retains some of its larval features for life, including its feathery pink external gills. Photograph by Stephen Dalton/Animals Animals—Earth Scenes The Mexican axolotl (pronounced ACK-suh-LAH-tuhl) salamander has the rare trait of retaining its larval features throughout its adult life. This condition, called neoteny, means it keeps its tadpo