" It was funny that she should have said that, for Julian chose that moment to begin baaing like a flock of sheep. His one long, bleating "baa-baa-aa-aa" was taken up by the echoes at once, and it seemed suddenly as if hundreds of poor lost sheep were baa-ing their way down the dungeons! Mr. Stick jumped to his feet, as white as a sheet. "Well, if it isn't sheep now!" he said. "What's up? What's in these "ere dungeons? I never did like them." "Baa-aa-AAAAAAAAAAP went the mournful bleats all round and about. And then "

― Enid Blyton , Five Run Away Together (Famous Five, #3)