Muskoxen (IMAGE) University of California - Davis Caption Baby muskoxen in Greenland. Muskoxen are among the herbivores that graze arctic shrubs. Credit Eric Post, UC Davis Usage Restrictions Provide credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.