And they rowed away for Crowland, by many a mere and many an ea; through narrow reaches of clear brown glassy water; between the dark-green alders; between the pale-green reeds; where the coot clanked, and the bittern boomed, and the sedge-bird, not content with its own sweet song, mocked the song of all the birds around; and then out into the broad lagoons, where hung motionless, high overhead, hawk beyond hawk, buzzard beyond buzzard, kite beyond kite, as far as eye could see.