What types of fossils have been found in the Driftless Area?

The sedimentary rocks of the region contain large numbers of fossilized sea creatures, including trilobites and cephalopods. In addition, a nearly complete mastodon skeleton was discovered in 1897 a few miles east of Crawford County, Wisconsin near the town of...

How old is the Driftless Area?

The sedimentary rocks of the Driftless Area are from the Paleozoic Era and up to 545 million years old, and even the most recent strata of bedrock are hundreds of millions of years old. Since the glaciers of the last Ice Age, which started between one and two...

Why is the Driftless Area special from a conservation perspective?

In addition to the high biodiversity and number of rare species found in the Driftless, the area is unique in its conservation role-model status. The Driftless is the Lambeau Field of conservation—an almost-mythical place with a storied history of leadership.   Our...

What distinguishes the Driftless Area?

Unlike the surrounding, glaciated regions that were plowed by mile-thick glaciers that dumped deep layers of sand, gravel and rocks on the terrain, the Driftless Area landscape has had its rivers and streams left to carve deep valleys over the past 1.6 million years....