Foaming at mouth

Question
I just bought a 16 week old female potbelly pig 4 days ago.  Today I noticed she is foaming at the mouth.  Is this okay?

Answer
This is totally normal!
Pigs will foam more when excited or before meals. Better than drooling, like dogs, eh?
Thanks for the easy question :)
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Blessings,
Enjoy your pig,
Priscilla Valentine