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Ph.D. Candidate in Ecology

Graduate Student

Tooker lab

Our Friend Vaughn

Allie

Fall 11 - Summer 12

Mountains

Ian & Scott

Pitfall

September 2009

Profile Photo

Profile Photo

Profile Photo

Profile Photo

Leaf damage done by the Lily Leaf Beetle

Black swallowtail caterpillar on parsley

Monarch caterpillar on Asclepias tuberosa, Aug. 2007

Plant in drifts

Bumblebee with pollen on Echinacea

Pesticides on shelf

Question mark on elm

(Left) Spicebush swallowtail caterpillar feeding on spicebush (Right) Monarch caterpillar feeding on milkweed

(Left) Spicebush swallowtail caterpillar feeding on spicebush (Right) Monarch caterpillar feeding on milkweed

Systemic pesticides can hurt pollinators feeding on contaminated leaves, nectar and pollen

Photo by Nick Sloff

Photo by Steve Jacobs

The researchers examined mosquitoes thirty days after they were infected with Wolbachia using whole mount fluorescence in situ hybridization. Wolbachia bacteria, indicated in red, are distributed throughout the mosquito. The green areas represent mosquito cell nuclei. Credit: Grant Hughes, Penn State

Oocyst -- non-infectious stage of malaria -- of Plasmodium yoelii (rodent malaria) attach to the wall of a mosquito midgut. Credit: Krijn Paaijmans, Universitat de Barcelona

Portrait of Harland Patch

Mature larva of the omnivorous leafroller

Egg mass of the omnivorous leafroller.

Foliar damage caused by the larval stage of the omnivorous leafroller

An adult female omnivorous leafroller.

Cui Lab Former Member

Cui Lab Former Member

Cui Lab Former Member

"Honey bees are exposed to hundreds of pesticides, while they are foraging on flowers and also when beekeepers apply chemicals to control bee pests," said Christina Grozinger, professor of entomology and director of the Center for Pollinator Research, Penn State. Credit: Daniel Schmehl, University of Florida

"Honey bees are exposed to hundreds of pesticides, while they are foraging on flowers and also when beekeepers apply chemicals to control bee pests," said Christina Grozinger, professor of entomology and director of the Center for Pollinator Research, Penn State. Credit: Daniel Schmehl, University of Florida

Photo by Greg Hoover

Photo by Greg Hoover

Photo by Greg Hoover

Photo by Greg Hoover

USDA-NIFA Programs

Lead image for - Formal application of common sense to integrate our knowledge of bees into fruit farm management decisions

Pollinator Conservation Policy at the USDA: Taking the Farm Bill to the Farm Field

For Connie Schmotzer Article

Male & Female

Egg on mycelia

Kirsten Pearsons (captain), Ryan Reynolds, Hilary Morin, Shelley Whitehead, Elizabeth Rowen & Karly Regan

Elizabeth Rowen (Left) & Shelley Whitehead (right)

Ken, Jen, Kyra, Dan (L to R) enjoying some gall collecting!

Fly with arrow

two images of flies

Fly

Fly with crossed hairs

Wing Detail