Photo Researchers ftp March 2011

X-ray of a barracuda (Sphyraena sp.).

X-ray of a flounder (order Pleuronectiformes).

X-ray of a Lionfish (family Scopaenidae).

X-ray of a Pufferfish (Family Tetraodontidae).

X-ray of a Sheepshead (Archosargus probatocephalus).

X-ray of a Brook Trout (Salvelinus fontinalis).

Black-crowned Night Heron (Nycticorax nycticorax) adult. Timucuan Preserve, Duval County, Fl.

Ruby Throated Hummingbird (Archilochu colubris). The ruby throated hummingbird is the only bird to deliberately fly backwards, the smallest of North A...

Ruby Throated Hummingbird (Archilochu colubris). The ruby throated hummingbird is the only bird to deliberately fly backwards, the smallest of North A...

Ruby Throated Hummingbird (Archilochu colubris). The ruby throated hummingbird is the only bird to deliberately fly backwards, the smallest of North A...

Ruby Throated Hummingbird (Archilochu colubris). The ruby throated hummingbird is the only bird to deliberately fly backwards, the smallest of North A...

Ruby Throated Hummingbird (Archilochu colubris). The ruby throated hummingbird is the only bird to deliberately fly backwards, the smallest of North A...

Ruby Throated Hummingbird (Archilochu colubris). The ruby throated hummingbird is the only bird to deliberately fly backwards, the smallest of North A...

Ruby Throated Hummingbird (Archilochu colubris). The ruby throated hummingbird is the only bird to deliberately fly backwards, the smallest of North A...

Yellow Crowned Night Heron (Nycticorax violacea) adult. St. Augustine, Fl.

Julia Butterfly (Dryas iulia) aka: Julia Heliconian. Duval County, Fl.

Pipevine Swallowtail Butterfly (Battus philenor) aka: Blue Swallowtail mimics Eastern Black Swallowtail Butterfly. Northeastern Florida, Duval County.

Roseate Spoonbill (Ajaia Ajaja). Florida.

Roseate Spoonbill (Ajaia Ajaja). Florida.

Spicebush Swallowtail Butterfly. (Papilio pterourus troilus) or Green-clouded Swallowtail. The spicebush swallowtail butterfly mimics the Pipevine Swa...

Wood Stork (Mycteria americana). Florida

Wood Stork (Mycteria americana). Florida

Zebra Swallowtail Butterfly (Eurytides marcellus). It is the most abundant representative of the the kite swallowtails; which are so named for their t...

Zebra Swallowtail Butterfly (Eurytides marcellus). It is the most abundant representative of the the kite swallowtails; which are so named for their t...

Zebra Longwing Butterfly (Heliconius charitonius). Eats poisonous sap of the passion flower to develop toxicity, nests at night in large colonies. Zeb...

Raccoons (Procyon lotor). Florida.

Raccoon (Procyon lotor). Florida.

Raccoons (Procyon lotor). Florida.

Raccoons (Procyon lotor). Florida.

Raccoon (Procyon lotor). Florida.

Raccoon (Procyon lotor). Florida.

Raccoon (Procyon lotor). Florida.

Raccoon (Procyon lotor). Florida.

Spotted Grecian Shoemaker Butterfly.

Sunrise over the marsh. Sweetgrass (Muhlenbergia filipes) is in the foreground. Spring Island, South Carolina.

A retriever in training carries a bird. Spring Island, South Carolina.

A frog preying on a black-winged damselfly (Calopteryx maculata).

Light micrograph of green algae in the genus Ulothrix, showing beginning of zoospore release. These eukaryotic, unicellular, filamentous algae are fou...

Light micrograph of green algae in the genus Ulothrix, showing zoospores released in vesicle. These eukaryotic, unicellular, filamentous algae are fou...

Light micrograph of green algae in the genus Ulothrix, showing vesicle bursting to free swimming zoospores. These eukaryotic, unicellular, filamentous...

Moose (Alces alces) fighting. Alaska, 2008.

Moose (Alces alces) fighting. Alaska, 2008.

Half Dome, Yosemite National Park, California, Fall 2008.

Moose (Alces alces) fighting. Alaska, 2008.

Yosemite National Park, California, Fall 2008.

Moose (Alces alces). Alaska, 2008.

Sunset on the beach. San Francisco, California.

Moose (Alces alces) copulation. Alaska, 2008.

Musk Ox (Ovibos moschatus). Alaska, 2008.

Musk Ox (Ovibos moschatus). Alaska, 2008.