Walter Aimwell, Whistler; or, The Manly Boy (1856)
“ When they get within reach of a slug or a fly, they dart their tongue out as quick as lightning, and seize it. The tongue is very long, and red; and it moves so quick that people sometimes think they are spitting fire, when they are only feeding.”“I’ve heard that toads spit fire,” said Whistler.“That’s only one of the old prejudices against them,” replied Clinton. “They don’t spit fire any more than I do; but I can tell you of one strange habit that they do indulge in.” ”
