• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Grasses - Needle-and-Thread

Needle-and-thread - Stipa comata
Needle-and-thread, Needleandthread -Stipa comata
NPS Photo by Jim Pisarowicz

Did You Know?

Bull elk in the park.

A Rocky Mountain bull elk weighs between 700 - 800 pounds. Rocky Mountain elk were introduced to the park in 1914 and 1916. More...