"Invasion Biology"

Since the beginning of time, species have spread and contracted their ranges. A variety of factors including weather and climate influenced their spread and movement. Arguably, one of the most important modern factors is human influence.

"Invasion Biology"

The Life and Legend of America's Most Famous Wild Horse

Picasso is a nearly 30-year-old pinto who still roams free in the Sand Wash Basin in northwestern Colorado. NOTE: this pots was originally published to this site on April 25, 2025

"Invasion Biology"

Elk Restoration

“There is perhaps no higher calling for a wildlife conservation organization than restoring extirpated wildlife species back to their historic ranges.”

"Invasion Biology"

The Sounds of Elk

Elk, bighorn and mule deer are found together throughout the West. These species are complimentary, not ‘competitive’.

"Invasion Biology"

Restoring Sonoran Desert Grasslands with Cattle

The Cuenca Los Ojos Foundation works to preserve and restore the biodiversity of the US/Mexican borderlands through land protection, habitat restoration and wildlife reintroduction.

"Invasion Biology"

Wildlife in the High-Desert Mountains of Far-West Texas

Desert Mountain Wildlife #3 – part of a series on wildlife pictures

"Invasion Biology"

Grazing to Promote Riparian Health on a Private Ranch in Nevada

This video features Agee Smith, Co-Owner, Cottonwood Ranch, Wells, Nevada

"Invasion Biology"

Are Goats and Sheep Compatible?

These ranchers move their sheep and goats to a new paddock surrounded by electric net fence. There are many things to consider. Sheep like to go under net fences while goats jump over.

"Invasion Biology"

Desert Bighorn, Mule Deer and Cougar in High Desert Mountains of Far-West Texas

The series contains many wildlife photos, and, discusses holistic wildlife management practices.

"Invasion Biology"

Far-West Texas Mountain Wildlife 1

The series contains many wildlife photos, and, discusses holistic wildlife management practices.

Cattle

Holistic Management vs Conventional Management: A Stark Look

The footage serves as a powerful testament to the effectiveness of Holistic Management.

food supply

Robert F. Kennedy: The Harmful Effects Of Glyphosate, The Most Common Agrochemical

We’re living in an age where it’s increasingly hard to avoid exposure to toxins.

Fisheries

Fishing Limit Will Increase Ahead of Lake Poisonings

The war on wildlife continues, with a new front opening in Utah.

"Invasion Biology"

Can Sheep Save the Planet?

Desertification is a fancy word for land that is turning to desert,” states Allan Savory in his quiet but inspirational form.

Fisheries

Salmon Farms in Patagonia Face Growing Opposition

Salmon farming as practiced is rife with environmental problems, as discussed below.

habitat restoration

King Charles: How Cattle Can Restore Habitat and Wildlife

Prince Charles comments on Allan Savory and his integrated approach to ranching and farming, and the role ruminants for the health of grasslands.

"Invasion Biology"

Holistic Management at Work

Holistic management uses a long term planning process that assigns to environmental and social outcomes the same importance as profits.  In addition to being particularly suited to the deserts of far-West Texas, its grazing and wildlife practices will work anywhere in the West.      NOTE: this post was originally published to

"Invasion Biology"

The Story of Meat

Public demand for healthy, tasty food produced in a manner that respects nature is the driving force behind the growing acceptance of holistic agriculture. This 20-minute video discusses how sustainably managed livestock can help restore damaged ranch and farm lands. NOTE: this post was originally published on April 26, 2017,

"Invasion Biology"

Miracle in the Nevada Desert

Beaver and cattle are symbiotic. Together they can turn desert into wetlands.        NOTE: this post was originally published on April 19, 2017, and then reposted on September 9, 2021

"Invasion Biology"

They Shoot Owls in California, Don’t They?

An audacious federal plan to protect the spotted owl would eradicate hundreds of thousands of barred owls in the coming years.

"Invasion Biology"

Conserving the Legacy by Wyman Meizner

The outstanding scientific discovery of the twentieth century is not television, or radio, but rather the complexity of the land organism.

"Invasion Biology"

Can Beavers Restore Far-West Texas?

Two so-called invasive species, cattle and beavers, have the power to restore desert habitats.

"Invasion Biology"

As Tree Species Face Decline, ‘Assisted Migration’ Gains Popularity in Pacific Northwest

The right place to focus is in getting animal impact back into forests. This will improve habitat health, and reduce fire hazard.

"Invasion Biology"

Earthworm Invaders

Not only do we live alongside thousands of invasive species: Life as we know it would be impossible without them.

"Invasion Biology"

Allan Savory and the Science of Tracking

How the world’s oldest scientific method has changed everything from grazing livestock to snaring poachers

"Invasion Biology"

A Plant That’s Everywhere is Fueling a Growing Risk of Wildfire Disaster

As reported in this article below, the invasive plant warriors have a new enemy. Their latest villain is grass, which CNN says is an invasive, dangerous plant.    The true problem is too few animals eating the grass. This is called ‘herbivory’. Many scientific studies show that wherever herbivory has collapsed,