Research - Publications - Lab members and collaborators

evolutionary neurobiology - thermal physiology - social behavior - community ecology - tropical biology

Sean O'Donnell

Professor of Biodiversity Earth & Environmental Science (BEES) and Biology

Drexel University

PISB 321, 3245 Chestunt Street, Philadelphia PA 19104


108 peer-reviewed research publications


GoogleScholar metrics (26 June 2017)

H-index 31, i-10 index 73, 3429 citations



What's happening in the O'Donnell lab...


Congratulations! to...

-PhD Kailtin Baudier- Kaitlin defended in April 2017 and has started a postdoc at Arizona State University  

-Meghan Barrett- 2017 Drexel Arts & Sciences teaching award

-Katie Fiocca- recipient of the 2017 Jeanne award for social wasp research from the International Union for the Study of Social Insects North American section


New paper on social insect brain evolution:  Current Opinion in Insect Science

New paper on reproductive suppression of fruit flies by erthritol and Drexel press release



Recent press coverage and interviews 


Clips from some of my natural history film work 


Continuing grants:

Wistar-Morris fund: Stable istope analysis of the role of nutrition in division of labor (with Dr. David Velinsky)

Drexel Venture fund grant: Toward developing erythritol as a human-safe insecticide (with Dr. Daniel Marenda)


Upcoming field course: 

September 2017 study-abroad course in Costa Rica - ENVS 323 Tropical Field Studies


Current lab members:

Graduate (PhD) students Meghan Barrett (Biology PhD student) and Katie Fiocca (Biology PhD student)

Undergraduate researchers: Kelsey Capobianco, Meghan Campbell (iSTAR fellow), Natalie Carroll, Annette Kang, Cheyenne McNair (STAR fellow), Michaela Schuster,Sumaiya Zahid


Research projects:

Neuroanatomy and evolution of social insect brain architecture (termites, paper wasps, and army ants) (Bulova, with Barbara Thorne- Univ. of Maryland)

Non-nutritive sweeteners as insecticides (Barrett and Fiocca, with Dr. Daniel Marenda- Drexel Biology)

Thermal tolerances and thermoregulatory abilities of Neotropical army ants (Baudier)

Avian social and ecological interactions in army ant exploitation (DeLeon, Driver)

Life-table models for analyzing division of labor in complex systems (with Dr. Mike O'Connor- Drexel)

Biomechanics and evolution of ant larvae (Baudier, with Drexel Materials Engineers Caroline Schauer and Marjorie Kiechel)

Pheromone chemistry of army ants (Fiocca, with Bob Vander Meer USDA/ARS, Gainesville)

Population genetics of the army ant Eciton burchellii (with Tom Soare and Kerry Naish of UWashington)


-See my Youtube video postings! Search for MrEciton

 Web page designed and produced by Sean O'Donnell