answers.yahoo.com More answers - read more
Foaming at the mouth and drooling have similar causes. Most cases ... Animals who have difficulty swallowing will appear to hypersalivate or foam at the mouth. - read more
Please vote if the answer you were given helped you or not, thats the best way to improve our algorithm. You can also submit an answer or search documents about what is what would cause a cat to foam at the mouth.