In advanced and fatal cases of either form the insensibility becomes complete; no irritation of skin or eye meets any response; the eye becomes more dull and glassy; the head rests on the ground or other object; unless prevented the cow lies stretched fully on her side; the pulse is small, rapid, and finally imperceptible; the breathing is slow, deep, stertorous, and the expirations accompanied with puffing is slow, the cheeks, and death comes quietly or with accompanying struggles.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
Then there was a loud snuffling noise; three expirations of three breaths in a loud "Hah!"
"The Master of the Ceremonies"
George Manville Fenn
Then he started once more, and as the cord jerked and swung, the loud expirations of the climber's breath kept coming down to where, with moist palms and dewy forehead, Will listened.
"Menhardoc"
George Manville Fenn