Project scientist Harris Lewin from the University of Illinois at Urbana-Champaign predicts there will be more laboratory cows in the future.

VOA: special.2009.05.05

Carl said he would sometimes steal food or drink warm milk from the cows on nearby farms.

VOA: special.2009.11.01

Each year a million cows in Africa die from East Coast fever.

VOA: special.2009.11.03

Manure from about 1,000 cows goes in one end and then, controlled decomposition yields methane gas at the other.

VOA: standard.2010.02.23

The researcher has already calculated that the cows from just two large dairies could fuel all the public buses in a medium-sized American city.

VOA: standard.2010.02.23

He told me just this morning that he had to sell a couple of cows from his farm in order to fund his last part of his trip here.

VOA: standard.2010.01.22