The only sounds left in the sweltering predawn air were the cooing of wood doves and the harsh "quark" of egrets down by the bridge, accompanied by Joan's easy snores.
"Caribbee"
Thomas Hoover
Ja, quark, man spricht wohl von Citieren; 65 Sie wollen nur, man soll spendieren.
"An anthology of German literature"
Calvin Thomas
This name also has the same meaning as quark, or Curds.
"The Student-Life of Germany"
William Howitt