for cattle is an effective medication against the internal worm parasites including lungworms as well as cattle grubs and sucking lice. It is available in injectable or pour-on formulations.

while men preferred their calves. As Wacław Szybalski, who supervised the feeding program, noted: "A nurse had to watch over the feeding process as the lice would feed beyond the point of being ...

or whale lice, that often congregate on the callosities," officials said. They can get up to 55 feet long, and an adult can weigh up to 50 tons. A newborn calf can measure 15 feet at birth and ...