If mucus is present at the same time, the bile may become so viscid that when it is poured from one glass to another it forms long bands.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
There is an increased formation of a viscid secretion which flows down the face.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
The discharges become fetid, viscid, and streaked with blood.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler