Category: INVASION BIOLOGY

Aoudad, The Bogus Boogeyman

  Eradication Science or Eradication Snake Oil?   This piece asks common sense questions about the increasing use of wild animal eradication as a primary conservation tool, and about the foundations on which these practices

New Bison War: Should Buffalo Be Reintroduced to the West?

Our neighbor Dr. Jimmy Labaume passed along this piece on bison.  Circle had a great little herd which escaped, got involved in a wreck, and got shot up!  It all wound up in a lawsuit.

We and the Burro

About a year and a half ago I was contacted by Marjorie Farabee, President of the Burro Protection League.  Marjorie hesitantly asked me if I was aware that wild burros were being eradicated down at

Circle Ranch - Cows and Pronghorn

Using Cows to Improve Wildlife Habitat and Increase Pronghorn

This is the second in a series about how domestic animals like cattle can help wildlife and habitat in desert grasslands.  Our first introduced Cows and Quail, Albuquerque-based Holistic Management International’s new range and wildlife

Circle Ranch - Pronghorn Decline

Explaining Pronghorn Decline: The Answer is Hidden in Plain Sight

Pronghorn is an iconic American native species and, the only large game animal in the United States which evolved on this continent.  In the days of the vast buffalo herds, pronghorn numbers possibly approached 50 million:

Circle Ranch - Sacaton

Science and Range Scientists

When we bought Circle Ranch in 1999 it had been continuously ranched since about 1881, using domestic livestock like horses, sheep, goats, and cattle.  Our intention was not to graze.  We had been taught by

Burros and Bio-Diversity: The Rest of the Story

The Texas Parks and Wildlife Department has slated wild burros for eradication at Big Bend Ranch State Park, as part of a general program to remove all “exotics” from all state-owned land it manages in

TPWD Habitat Survey at Circle Ranch

In late fall of 2010 Texas Parks and Wildlife Department conducted a habitat survey at Circle Ranch, to see if our many cattle and other species including so called “exotics” were harming habitat through “competition”.