This was the one on the right. Now you can see the round tail which is one way to tell them apart from beavers. They are a bit smaller than beavers too.
Nutria (Myocastor coypus)
nutriaMyocastor coypusrodent familypestwhite rock lakedallas texassunset baynew species for meliferpossible juvenilespossible siblingscoypuriver ratherbivoresemiaquatic rodenttailround tail