Elk are the most abundant large mammals found in Yellowstone. A bull elk can grow to weigh 700 pounds and 8 feet in length from nose to tail.

A honey bee pollinates the flowers of a strawberry hedgehog cactus. The spiny fruit of the strawberry hedgehog emerges green, then gradually as it ripens, funnel-shaped flowers the color of magenta begin to bloom.

No large North American carnivore can match the Pronghorn’s speed, making it one of the fastest mammals on earth. Unfortunately, speed didn't save this majestic animal when it collided with a motorist on Rt. 380 in New Mexico. About one million wild animals are killed by cars each day in the United States, according to Ben Goldfarb, author of "Crossings, How Road Ecology Is Shaping The Future of Our Planet."

The common or western raven mates for life with each mated pair defending a territory. Indigenous to the southwestern United States, ravens have been known to live more than 23 years in the wild.

Rush hour in Montana...a herd of Black Angus disregard the rules of the road as they are relocated from one grazing area to another. The average body weight for a bull is about 1,870 pounds, while cows weigh in at 1,200.

Chimney Rock in Western Nebraska looks much as it did when settlers first passed through in the mid-1800s. This geological anomaly rises 325 feet from a conical base and was the most mentioned landmark from settlers moving west along the Platte River.

Route 66, also known as the Mother Road, traverses endless farmland, forgotten towns and the desert of the American West. This image of the Blue Swallow Motel, was taken in Tucumcari, New Mexico.

Scotts Bluff served as a distinct landmark during westward migration on the Oregon, California and Mormon Trails and was described by many in their journals and diaries. Over 250,000 westward emigrants passed by Scotts Bluff in Nebraska between 1843 and 1869.

A farmer editorializes a warning to passing motorists on the use of crystal meth. In 2006, the United Nations World Drug Report called meth the most abused hard drug on Earth. Methamphetamine use is soaring again, with nearly one million Americans hooked on it, according to federal health officials at the CDC.

Glacier National Park in northwestern Montana has been referred to as the "Crown of the Continent Ecosystem." It includes 4100 square miles of protected land that makes it the 12th largest national park in the United States.

The remains of an abandoned homestead cabin, left to the ravages of weather and time, sits in solitude on a South Dakota field. The Homestead Act, signed into law by Abraham Lincoln in 1862, granted Americans 160 acre plots of public land for a small filing fee.

Lavender grows wild along a meandering creek. This flower, which thrives in full sun of eight hours per day or more has a blooming season that peaks from June to August.

A mule deer stops to take a drink from a running creek. In the spring and summer, a buck's antlers are covered in velvet. This brown soft material provides a constant blood supply to the antlers during growth.

Hopper bins, used for storing grain, appear like rockets on a pad preparing for launch on a Dakota prairie.

The pronghorn, the fastest land mammal in the Western Hemisphere, has the capability to evade predators by reaching a top running speed off 55 mph for short distances.

Office with a view...it's up to the trail boss and his team of cowboys to keep the cattle moving.