Since they don’t appear out of thin air....they’ve been there all the time.
Not necessarily. A pregnant European beaver might have hitched a ride on some truck traveling between Europe and UK. Or somebody might have deliberately released a breeding pair from some zoo.
9 posted on 02/28/2014 6:31:31 AM PST by PapaBear3625
(You don't notice it's a police state until the police come for you.)