• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Wind Cave Room - Mammoths Backbone

Mammoths Backbone
Mammoths Backbone
NPS Photo by Jim Pisarowicz
 

Discovered by Jim Pisarowicz and Bob Kobza on October 22, 1986, this large trunk passage has a ridge of smooth redissolved breakdown down its center somewhat like a backbone.

Did You Know?

Porcupine in tree

Porcupine babies are called porcupettes. When they are born they have 15,000 quills. Porcupettes are born in the spring and, lucky for mom, the quills are soft. They can climb trees within an hour of birth. More...