Photo Researchers ftp March 2011

Pine tree growing over a rock in Killarney Provincial park in Ontario, Canada.

Waves on the coast of Maine as the tide comes in.

Massasauga Rattlesnake (Sistrurus catenatus). The name Massasauga means 'huge river mouth' and it's from the Chippewa language. It was so named becaus...

Puerto Rican crested toad, Bufo (Peltophryne) lemur is listed as a critically endangered species by the IUCN. Once common on Puerto Rico and Virgin Go...

Puerto Rican crested toad, Bufo (Peltophryne) lemur is listed as a critically endangered species by the IUCN. Once common on Puerto Rico and Virgin Go...

Owl butterflies, Calligo illlioneus, feeding on banana. The neotropical owl butterflies are named for the owl-like eye spots on the underside of the h...

A metalmark moth, family Choreutidae, genus Tortyra, sipping sweat in order to obtain salts and minerals. Choreutid moths are day fliers and little kn...

Rialto Beach, Olympic National Park, WA. Famous for its rock formations, it is located on the western side of the Olympic Peninsula

Tufted Puffin (Fratercula cirrhata); Oregon Coast Aquarium, Newport, Oregon, USA.

A laser beam counts blood cells flowing through a tiny glass channel in a hospital blood analysis machine.

Color enhanced scanning electron micrograph (SEM) of stomata on a rose leaf. Magnification: x1800.

Color enhanced scanning electron micrograph (SEM) of stomata on a rose leaf. Magnification: x1800.

Color enhanced scanning electron micrograph (SEM) of stomata on a rose leaf. Magnification: x1800.

Transmission electron micrograph (TEM) of myelinated nerve cell and Schwann cell showing outer (blue) and inner (light blue) mesaxon in cat.

Transmission electron micrograph (TEM) of myelinated nerve cell and Schwann cell showing outer (red) and inner (light red) mesaxon in cat.

Transmission electron micrograph (TEM) of myelinated nerve cell and Schwann cell showing outer (blue) and inner (light blue) mesaxon in cat.

California Alligator Lizard, Elgaria multicarinata multicarinata, with regenerating tail. The tail breaks off easily, sometimes deliberately as a defe...

Bay Ghost Shrimp (Neotrypaea californiensis) are found in the intertidal zone from southeast Alaska to Baja California, Mexico. They make burrows up t...

Bay Ghost Shrimp (Neotrypaea californiensis) are found in the intertidal zone from southeast Alaska to Baja California, Mexico. They make burrows up t...

Blind Goby (Typhlogobius californiensis) is found in intertidal regions of California and Baja, between San Simeon and Bahia Magdalena. Blind Gobies l...

Spot-bellied Rock Crab (Cancer antennarius), Carpinteria State Beach, California.

Spot-bellied Rock Crab in defensive posture (Cancer antennarius), Carpinteria State Beach, California. The red spots on the ventral side are an identi...

Variable Checkerspot (Euphydryas chalcedonas) on Blue Dicks (Dichelostemma capitatum), Santa Barbara County, California.

Common Dolphins (Delphinus delphis) riding the bow wave of a research vessel in the Santa Barbara Channel, California.

Gopher Snake (Pituophis catenifer), Santa Barbara County, California.

Harbor Seals (Phoca vitulina) hauled out at Carpinteria Bluffs in southern California. This is the only site on mainland southern california where mot...

Midge has just finished feeding on the beetle. Two of two photo series showing dipteran predation on a beetle.

The Tidepool Sculpin (Oligocottus maculosus) is an intertidal species, found in sheltered areas and common in tide pools. In areas with rough surf, it...

Velvety Tree Ants, Liometopum occidentale, tending scale insects which produce honeydew that the ants eat. The larvae of these ants are eaten in Mexic...

Jack-O-Lantern Mushroom (Omphalotus olivascens). This mushroom is found west of the Rockies, clustered at the base of hardwood stumps or from buried r...

Common Bird's Nest Fungus (Crucibulum laeve), San Luis Obispo County, California. The spore packets (peridioles) are dispersed by rain drops splashing...

Giant Gymnopilus (Gymnopilus spectabilis) in the West is found on old pine stumps and on hardwoods in eastern North America. Photographed in Cambria,...

Western Chokecherry (Prunus virginiana), Santa Barbara County, California.

Pumpjack in wheat field near Geuda Springs, Kansas

Wheat at sunrise Triticum aestivum: in wheat field near Geuda Springs, Kansas

Mexican Hat flowers Ratibida columnaris wildflower garden near Winfield, Kansas

Cope's Gray Treefrog (Hyla chrysoscelis) on tiger lily flower near Geuda Springs, Kansas

Cope's Gray Treefrog (Hyla chrysoscelis) on tiger lily flower near Geuda Springs, Kansas

Wheat at sunset Triticum aestivum: in wheat field near Geuda Springs, Kansas

Standardbred mare (Equus caballus) in native pasture near Geuda Springs, Kansas.

Standardbred mare (Equus caballus) in native pasture near Geuda Springs, Kansas

Field of domestic sunflowers.Helianthus annuus.near Tonganoxie, Kansas

Domestic sunflowers (Helianthus annuus) near Tonganoxie, Kansas.

Iron filings placed on top of a piece of paper with a rectangular magnet underneath it.

Iron filings placed on top of a piece of paper with a rectangular magnet underneath it.

Iron filings placed on top of a piece of paper with a rectangular magnet underneath it.

Iron filings placed on top of a piece of paper with a rectangular magnet underneath it.

Iron filings placed on top of a piece of paper with a rectangular magnet underneath it.

Iron filings placed on top of a piece of paper with a rectangular magnet underneath it.

Iron filings placed on top of a piece of paper with a rectangular magnet underneath it.