Our department offers outstanding academic programs for undergraduate and graduate students preparing for research, teaching, and extension careers in entomology, ecology and wildlife conservation.

Our teaching, research, and extension efforts emphasize whole-organism biology, conservation biology, and the interactions between humans and other species.

Our undergraduate programs

Our graduate programs

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Featured Video


Blue Hens gain hands-on experience in insect identification: youtube.com/watch?v=13-o5Yjt2q4

Photo of Michael Crossley

Faculty spotlight

Michael Crossley Agricultural Entomologist

Dr. Crossley explores the role of rapid evolution in driving pest success and seeks to develop and refine innovative pest management strategies that benefit growers, the environment and society.

Latest News

  • An American Gold Finch perched on a branch

    Save birds’ lives with a flip of a switch

    August 15, 2021 | Written by Sheila A. Smith of The Newark Post
    UD is asking students and faculty to turn out lights that aren’t needed at night to help birds stay on their natural their migratory path.
  • Trees for teachers

    August 15, 2021 | Written by Noreen Bush and Clark McLeod of The Gazette
    The best native tree to plant is an oak, “our most essential native tree,” because they support more life-forms than any other North American tree, from birds to bears, butterflies to spiders.
  • Hungry birds need healthy caterpillars

    August 10, 2021 | Written by Beth Miller
    Caterpillars are especially important in our environment because of their impact on birds. Most bird species rely on caterpillars to provide energy for themselves and their young.

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