Chirruping to each other, they seemed to agree that just inside of the bed would be a nice spot for building their nest.
"Stories of Animal Sagacity"
W.H.G. Kingston
They ceased talking as suddenly as birds in the trees stop Chirruping when the hawk sails over; and when one Yankee called to them, in a stern tone, "Halt there!"
"Two Little Confederates"
Thomas Nelson Page
Birds began to flit from spray to spray, balancing themselves on swaying twig, and Chirruping and twittering just over the sleeper's head.
"The Luck of Gerard Ridgeley"
Bertram Mitford