The common mud puppy is a species of salamander in the genus Necturus. They live an entirely aquatic lifestyle in parts of North America in lakes, rivers, and ponds. They go through paedomorphosis and retain their external gills.
The common mud puppy is a species of salamander in the genus Necturus. They live an entirely aquatic lifestyle in parts of North America in lakes, rivers, and ponds. They go through paedomorphosis and retain their external gills.