At first glance, the long, thin leaves and pale green shoots of Stanleya pinnata, a plant native to the Rocky Mountains, can ...

Saturn, left, and Claudette, right, two Belted Galloway calves, lick a block of trace minerals while Dolly, a Scottish Highland heifer, waits her turn. Cattle, just like humans, need minerals to ...

Early results from a North Dakota State University study show better weight gain in calves from heifers given mineral supplements. A North Dakota State University study is trying to determine whether ...

Stanleya pinnata, or "prince's plume," takes up large amounts of selenium from the soil. Danita Delimont/Getty Images At first glance, the long, thin leaves and pale green shoots of Stanleya pinnata, ...