David B. Williams is a freelance natural history writer.
David B. Williams is a freelance natural history writer. He is the author of A Naturalist's Guide to Canyon Country and Grand Views of Canyon Country. He lived in southern Utah for nine years, where he coordinated outdoor education workshops and worked as a park ranger at Arches National Park.
Books- A Naturalist's Guide to Canyon Country and Grand Views of Canyon Country, I am the co-author of A Naturalist's Guide to the White Rim Trail and a contributor to Insight Guide: Seattle, Insight Guide: American Southwest, and Discovery Channel-Insight Guide: Caves, Cliffs, and Canyons. My work has appeared in national, regional, and local magazines and newspapers.
Tumbleweed, - Russian Thistle - DesertUSA
... popular in the 1940's. A severe drought in the 1930's in Canada led farmers to use young tumbleweeds as hay and silage for livestock. David B. Williams ...
Tarantula Hawk - photos - video - DesertUSA
Several species of the wasps known as "tarantula hawks" inhabit the desert lands of the southwest. Pepsis formosa and Pepsis thisbe are probably the two most common. Wasps in the genus Hemipepsis are also known as "tarantula hawks." The species are difficult to distinguish...
Gambel's Quail - DesertUSA
... quail have been introduced to the Hawaiian Islands and can be found on Kaho' olawe and on the big island on the slopes of Mauna Loa. David B. Williams ...
Ringtails Cat Bassariscus astutus- DesertUSA
The genus Bassariscus consists of only one other species, B. sumichrasti, which lives in Central America. Because ... on August 13, 1986. David B. Williams ...
Migration - Birds - Butterflies - DesertUSA
by David Williams. As spring ... Editor's Note: As an FOB (Friend of Bugs), freelance writer David B. Williams, author of A Naturalist's Guide to Canyon Country.
Debunking Myths about the Black Widow, Rattlesnakes and more ...
Editor's Note: As an FOB (Friend of Bugs), freelance writer David B. Williams, author of A Naturalist's Guide to Canyon Country, thinks that male black widow ...
Living in the Desert - DesertUSA
This is a special place. Editor's Note: As an FOB (Friend of Bugs), freelance writer David B. Williams, author of A Naturalist's Guide to Canyon Country.
bastard toadflax - Comandra umbellata - DesertUSA
Henry David Thoreau called it a "handsome" plant. Habits/Habitats The plant prefers rather dry, ... fewer cones and seeds than healthy trees. David B. Williams ...
Southern Fire Ant - Desert fire ants - DesertUSA
David B. Williams. The Red Imported Fire Ant, also known as Solenopsis invicta, is a formidable foe wherever it establishes a colony. Since invading the ...
Desert-Marigold - DesertUSA
... several desert-marigold compounds, e.g., fastiglin, baileyolin, and radiatin, which might help in cancer therapy by inhibiting tumor formation. David B. Williams ...
Botta's pocket gopher - DesertUSA
... variaton is one of the first steps leading toward new speciation. For a movie of the gopher at work click here, or on the picture below: David B. Williams ...
Devil's Claw- DesertUSA
... the reckless disregard of truth displayed by the author excites admiration." This appeared in the September 1908 issue of Plant World. David B. Williams ...
Downtown Rockhound - DesertUSA
by David Williams .... Editor's Note: As an FOB (Friend of Bugs), freelance writer David B. Williams, author of A Naturalist's Guide to Canyon Country.
Cactus in the desert DesertUSA
by David Williams. As far back .... Editor's Note: As an FOB (Friend of Bugs), freelance writer David B. Williams, author of A Naturalist's Guide to Canyon Country.
Palo Verde Tree- DesertUSA
... geminatus) feed on these trees. They grow up to five inches in length. Adult are up to three and one half inches long with long antennae. David B. Williams ...
Pinacate Beetles - stinkbugs- DesertUSA
... cereals, particularly in light, draining soils with a high organic content. Fine seedling crops like canola and linola are particularly susceptible. David B. Williams ...
Stinging Nettles - DesertUSA
David B. Williams · DesertUSA Newsletter -- We send articles on hiking, camping and places to explore, as well as animals, wildflower reports, plant information ...
Arizona Poppy - Kallstroemia grandiflora - DesertUSA
... Corps of Topographical Engineers first obtained a specimen of Arizona poppy on October 28, 1846, near Safford, Arizona on the Gila River. David B. Williams ...
Black-Chinned Hummingbird - DesertUSA
... polished by art are not comparable to this gem of nature." Video available on this subject. Click here to view a movie of Hummingbirds. David B. Williams ...
SEARCH THIS SITE
The Saguaro Video
The Saguaro often begins life in the shelter of a "nurse" tree or shrub which can provide a shaded, moister habitat for the germination of life. The Saguaro grows very slowly -- perhaps an inch a year -- but to a great height, 15 to 50 feet.
Desert Food Chain Video
A food chain constitutes a complex network of organisms, from plants to animals, through which energy, derived from the sun, flows in the form of organic matter and dissipates in the form of waste heat.
Prickly pear cactus Video
Prickly pear cactus are found in all of the deserts of the American Southwest. Most prickly pears have large spines on their stems and vary in height from less than a foot to 6 or 7 feet.
Click here to see current desert temperatures!