Images

Miradiscops opal shell viewed with a scanning electron microscope with aperture facing up.

Pupisoma dioscoricola shell viewed with a scanning electron microscope.

Radiodiscus millecostatus shell viewed with a scanning electron microscope.

External placement of radio transmitters on shortnose sturgeon in the Connecticut River.

Removal of esophageal contents from a 2-week old mallard duckling.

Graduate student Christiane Roy taking a mallard duckling by lethal injection.

Magnolia warbler in the Presidential Range, White Mountains, NH

The red color is due to the abundance of this organism; the red is due to the presence of astaxanthin, a pigment in the cells.

Wyoming Cooperative Fish and Wildlife Research Unit - Laura Linn checking for ticks and Scott Becker calling helicopter during moose captures in the Buffalo Valley, Wyoming.

The USGS researches land use and honey bee health in the northern Great Plains. This research will be useful in equipping land managers and policy makers with the best-available science to improve forage and habitat for pollinators in a part of the country that is undergoing rapid land-use change.

Honey bees live and work in highly collaborative, social colonies with a sole reproducing queen, and they make honey by storing nectar from flowering plants in their hives for use during food scarcities.

North American Bird Phenology Program Coordinator Jessica Zelt working with old migration bird cards.

Yellow-headed blackbird fledgling. This species is also recorded in the Bird Phenology Program cards.

Normal size kidney (left) and a Balkan endemic nephropathy (BEN) kidney (right). The BEN kidney is reduced by one third compared to a normal kidney.

USGS researcher examining bass for abnormalities in the field.

Yellow anaconda (Eunectes notaeus) specimen captured at Big Cypress National Preserve. Photo courtesy of Skip Snow, National Park Service.

A Burmese python (Python molurus) peeks over the head of an alligator that holds the python's body in its mouth in Everglades National Park. Photo courtesy of Lori Oberhofer, National Park Service.

Burmese python (Python molurus). Photo courtesy of Roy Wood, National Park Service.

Reticulated python (Broghammerus/Python reticulatus) in Indonesia. Photo ©Bjorn Lardner, Colorado State University. Used with permission.

Muskoxen are the main prey of wolves on Ellesmere Island.

The invasive red lionfish (Pterois volitans) waits to be hauled to the surface, where it will eventually be used by NOAA to conduct lab studies on lionfish reproductive biology, age, and growth.