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Companions (American Guide Dogs)

Companions (American Guide Dogs), Canis lupus, Graphite and watercolor

Aquila chrysaetos

Southestern Estuary

Animals of the estuary, including Wood Stork, Loggerhead Sea Turtle, Blue Crab, Barnacles, Cormorant, Bald Eagle, Spottail Bass, Shortnose Sturgeon, flounder, shrimp.

Neutral Nation women collecting firewood

For trailside interpretive signs at a natural area, I illustrated these women from the Neutral Nation in Southern Ontario, collecting wood, circa 500 years ago.

Gravity and Extreme Magnetism SMEX (GEMS)

The Gravity and Extreme Magnetism SMEX (GEMS) Mission will use an X-ray telescope to track the flow of highly magnetized matter into supermassive black holes. Created using Strata CX 3D Pro.

Pollination Life Cycle

All flowers have only one goal: fertilization. Before fertilization can occur, pollination must first take place. Pollination is the transfer of pollen from the stamen to the pistil.

Drug pump placement

Placement of drug pump and intraspinal catheter for pain management.

Ghost Crab and Slipper shell

The Ghost Crab (Ocypode quadrata) is resident of high intertidal zone. It's burrows can be up to 4 feet deep on sandy beaches. The Atlantic Slipper shell (Crepidula fornicata) is a gastropod mollusk and is commonly found on mid Atlantic coastal beaches. Detail - Mid Atlantic Seashore mural, 4 x 12 feet.

Coronal Section of the Heart

Coronal section of the heart showing the atria and ventricles, valves.

Pittosporum patulum

Highly endangered New Zealand Pittosporum, found on the South Island. Watercolor

Old World Swallowtail

One of fifteen butterflies painted for a Canadian butterfly monitoring poster. This is Papilio machaon.


Pokeweed, Phytolacca Americana. Gouache on paper.

Ecosystem Everglades

A look at the everglade ecosystem and the balance between prey and predator. Fish feed on algae, alligators feed on fish, and birds feed on snails and fish. The entirety of the artwork, created for use across a spread, is on top, with close-ups below. Created using Eon Vue and painted with Adobe Photoshop for an upcoming ecology textbook.

Black-and-White Triller

Watercolor illustration of Black-and-White Triller, (Lalage melanoleuca melanoleuca); detail of Plate 72, for field guide "Philippine Birds by John E. DuPont.

Party crasher

A Vole's snowy world comes crashing in when a fox hears the telltale sounds of his feeding activity.

Phonecian Trireme

Cover illustration for the New York Times Science Times depicting a restoration of the earliest of these ancient warships.

Silver and Bighead Carp plate

Silver and Bighead Carp

Extraterrestrial Life

Editorial illustration: Do simple life forms exist on other planets? Adobe Illustrator and Adobe Photoshop.

Siberian Tiger (Panthera tigris altaica)

This illustration was commissioned by the United Nations Postal Administration to be part of the 20th anniversary edition of the Endangered Species Stamp Series. Like the eleven other illustrations in this collection it represents an endangered animal included in the CITES database.

Jelly fish - siphonophore, scyphomedusa

One of 15 images created in Photoshop for the Monterey Bay Aquarium childrens' book Jellyfish Inside Out. I worked directly with MBA marine biologists and the author who provided video images and still photography.

Walrus herd Wrangel Island Siberia Springtime

The world's largest Pinniped, the Walrus, Odobenus rosmarus, has a nearly circumpolar range. Tusks are present in adults of both genders, but are larger and longer in the male. Walruses use their tusks to rake the muddy substrates in the near shore continental shelves. Their whiskers help detect of prey, typically shellfish, hiding in the muck. Walruses have been recorded as staying submerged for almost 24 minutes per dive.

Normal Startle Response

Graphite pencil on scratchboard. Published in Astro-Med Grass Calendar 1998.

Canoe Paddling Using the J Stroke

This is one of a series of three images depicting the steps in performing a J stroke to paddle a canoe, created for a magazine article.


Five Out of Eight Kinds of Tigers Remain

Image of the remaining five kinds of tigers in color, with the three extinct species in pencil. Tigers are larger, paler and have denser fur in the more northerly climates, and adapting towards the warmer habitats, they become smaller, darker, and have shorter fur. Illustration for the Asian Forest Exhibit, Point Defiance Zoo, Tacoma, WA. (Panthera tigris) Kinds: Siberian, Bengal, Indochinese, South China, Sumatran Extinct: Caspian, Java, Bali

Migraine trigger art headache illustration

This medical illustration by artist Alison Schroeer of Schroeer Scientific Illustration depicts common migraine triggers.

Blue Jay

Operating Room

A scene from a surgical operating room

Water cycle, simplified

Water cycle, simplified for a young audience

Red Sea Urchin

Illustration in graphite and Photoshop for the book- Sustainable Sushi: A Guide for a Changing Planet by Casson Trenor

Life Cycle of Mountain Pine Beetle

The life cycle of the Mountain Pine Beetle, Dendroctonus ponderosae. It details the effects of its life cycle on the host trees it inhabits, and ultimately kills. Pen and ink, watercolor, and Photoshop. Conceived as hypothetically accompanying an article about the Mountain Pine Beetle and its ecological effects.

Breast Enhancement

Before and after view of breast enhancement surgery


3 models of tRNA

Forest's Edge

A gathering of animals, birds and plants found on the forest's edge in much of the northern United States.


Jaguar drawn in color pencil.

Vaquita porpoise, Phocoena sinus

Smallest of the porpoises, Phocoena sinus; endemic to the Gulf of California; Adobe Photoshop

Cat Anatomy

Cat internal anatomy from the left side featuring the brain, spinal cord, heart, lung, trachea, esophagus, liver, stomach spleen, kidney, small intestine, colon, and bladder.

Oceanic Plate Processes

Cutaway of the Earth showing mid ocean ridges, subduction and hot spots.

Speciation of Gouldian Finches

Evolution in action, this illustration shows the male color variations of the Gouldian finch, a brightly-colored bird endemic to Australia. In the wild, they have become separate species and the yellow coloration may go extinct. Also known as the Lady Gouldian finch, Gould's finch or the rainbow finch.

Ginkgo biloba branch

Branch of Ginkgo biloba leaves with separate sprig with fall berries- berries turning color from green to pale orange.

Wetland Marsh Mural

The full mural measures 6 X 11 feet and is the second in the series of three habitat vertical "zones" that provide context describing habitats at Sachuset Point Federal Wildlife Refuge. The sky and horizon line visually connect the other 2 images, though 3 feet of wall space separates them. Together the three murals fill the wall and support 3D educational exhibits

Ray of Light

Southern ray gliding over the sand, Grand Cayman

Ancient bird artwork - Pelagornis sandersi

This is an illustration that accompanied the story originally published on July 7, in the Proceedings of the National Academy of Sciences authored by paleontologist Daniel Ksepka. It features a fossil discovery, which is thought to be one of the largest birds to ever have lived and since named Pelagornis sandersi. It has been featured on CNN, National Geographic, Newsweek, USA Today, Discover, ABC, CBS, NBC, Slate, Science Daily and many other news outlets.

American Robin

American Robin Turdus migratorius

Human Brain Intersection

Human Brain Intersection

Peregrine Falcon Falco peregrinus

Color pencil portrait of a female Peregrine Falcon Falco prergrinus.



Red Kangaroo

Created for the Smithsonian National Museum of Natural History.

Betelnut Palm (Areca catechu)

My studies for this painting came from a trip to Malaysia and Thailand, where I was captivated to see all stages of reproduction taking place simultaneously on this palm. Male (staminate) and female (pistillate) flowers grow on the same inflorescence, with the female flowers at the base of the stalks and the male extending to the tips. Ripe seeds and those of last year’s were present as well.

Muscles of the dumbbell Press

Illustration depicting the major muscles trained by the dumbbell press.

Pioneer Sugar Camp

This watercolor and colored pencil illustration shows a pioneer family of the early 19th century collecting maple sap and boiling it into maple syrup. The image has a blank space on the left where text was overlaid.

Time Trialist

The search for speed leads to constant innovation in the time-trial rider's bike, clothing, and riding technique.

Hybrid artificial heart

Artistic representation of the advance of artificial devices in surgery, augmenting biological processes. The human/artificial hybrid heart perhaps gives a glimpse into the future of medicine.

Rhus typhina

Rhus typhina

Two Gourds

Two Gourds, colored pencil.

Northern Rockhopper

"Eudyptes moseleyi" life-size illustration created for Kansas City Zoo's penguin exhibit hall

Brachiopod Cross-section

This is an illustration of Brachiopod anatomy and was created using Adobe Photoshop. It was published in Biology, 8th edition by Peter Raven et. al, McGraw-Hill, 2007.


Watercolor painting of an iris flower.

Zoe-portrait of dog

Portrait of a Yorkshire Terrier


Cardinal in harwood forest.

American Robin


Comoro Black Fox (Pteropus livingstonii)

Comoro Black Fox (Pteropus livingstonii)

Medicinal Herb Garden

A garden of medicinal herbs.

Rotting Log

The natural processes that occur when wood is recycled in nature.

Starfish Anatomy

Starfish Anatomy

Cedar Waxwing

Bombycilla cedrorum Watercolor 11 x 14

Diamondback Terrapin in a salt marsh

Malaclemys terrapin eating a snail in its salt marsh habitat. Scratchboard and watercolor illustration from the book “A Day in the Salt Marsh”by Kevin Kurtz, published

Ordovician Endings

A scene from near the end of the Ordovician depicting a baculite capturing the jawless fish, Astraspis. Several species of trilobites appear in the foreground, along with a starfish. Several sea lilies appear in the background.

Black Locust Robinia pseudoacaia

The tree Black Locust has invaded the Northeast, threatening many local species. Its fragrant cream-colored blossoms make a growing display along the highways in early spring.


Portrait of Mason, Anna and Candy. I used poor photo reference of each dog in a separate photo to create an image that resembles them together in a group professional photograph. Rendered using acrylic on board.

Ruby-Throated Hummingbird

Hovering Ruby-throated Hummingbird, Archilochus colubris. Watercolor on paper.

Clinical Anatomy of the Camelid Stomach

anatomy of the camelid stomach.


Male and Female Spinus tristis Male and Female Carpodacus cassinii American Goldfinch and Cassin's Finch

Siberian tiger (Panthera tigris altaica)

Siberian (or Amur) tigers are the world's largest cats. They live primarily in eastern Russia's birch forests, though some exist in China and North Korea. Tigers are the largest of all wild cats and are renowned for their power and strength.

RLSimonson Studios, Inc.

RLSimonson Studios, Inc.

Course of the Trigeminal Nerve

Course of the Trigeminal Nerve

Sea Star in a Tidepool

Asterias forbesi. Graphite drawing, colored in Adobe Photoshop.

Colors of the Cypress

The Monterey Cypress (Cupressus macrocarpa) is a beautiful landmark species, but is usually depicted as dark evergreen. This drawing however depicts that even conifers have color changing duff.

Male River Cooter Pseudemys concinna

Gouache and Adobe Photoshop painting of a male River Cooter, showing elongated front claws.

Sepia Human skull lateral view

Adult human skull lateral view in graphite and sepia

Wild Pig with baby

Wild pig and baby.

American Lobster, Homarus americanus

Color illustration of Maine Lobster, Homarus americanus, for high school science text.

WMAP Spacecraft

This image was created for the Wilkinson Anisotropy Microwave Probe Science Team. WMAP is a very successful mission to study the remnants of the Big Bang.

Jack's Horse Talk

Jack Hooker, with dog Suzy and horse Nate in the Bob Marshall Wilderness Danaher meadow, with a view of Flint Mountain.

Genetic Engineering - Plants

Bacteria use conjugation systems to transfer DNA to recipient cells. The bacteria Agrobacterium tumefaciens is particularly suitable for this.

Penguins of the World

Penguins of the World

Grammitis givenii, Senecio reinoldii

Stewart Island, New Zealand, Muttonbird scrub and small fern, grammitis givenii, growing on dead tree. Orange triangles are trail markers in NZ. Watercolor, 470x580mm

Chestnut-winged Cuckoo, detail

Watercolor illustration of Chestnut-winged Cuckoo, (Clamator coromandus); detail of Plate 48, for field guide "Philippine Birds by John E. DuPont.

Helianthus annuus, Common Sunflower

Incudes the habit and one pollinator for a very common Midwest landscape feature.

European hornet - digital illustration

Digital illustration of a European hornet.

Predicted moth and orchid

The orchid Angraecum sesquipedale was observed in Madagascar by Darwin who predicted the existence of a moth with a tongue at least 30cm long in charge of the orchid pollination. Such moth was only found and described many years after that prediction. This image was commissioned by the Gulbenkian Foundation Museum to include in an exhibition that celebrates the 200th birthday of Charles Darwin.

Lab Safety

Student safely pouring vinegar into a plastic cup.


Iris blossom after a rainfall, colored pencil.

Water cycle, simplified

Water cycle, simplified for a young audience

Air Sacs in an Eagle

A drawing depicting the air sacs in a Golden Eagle

Bumblebee on Crocus

This is a 16" x 20" framed piece, done in colored pencil and acrylic wash. It has been exhibited in the Northest, most recently at the Bruce Museum in Greenwich CT.

Adler, beavers and Betula pendula

Adler, beavers and Betula pendula

Veiled Chamelion

Traditional gouache Painting of the Veiled chameleon, Chamaeleo calyptratus

Scotts Bluff Bisonkill

Reconstruction of the 9,500 year-old Scotts Bluff Bison kill site.

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