Julian D. Avery, Ph.D.

Julian D. Avery, Ph.D.

  • Assistant Research Professor
  • Wildlife Ecology and Conservation
412 Forest Resources Building
University Park, PA 16802

Areas of Expertise

  • Invasion Ecology
  • Population Genetics
  • Wildlife Ecology
  • Evolution
  • Conservation Biology
  • Animal Coloration
  • Island Biology


  • PhD Rutgers University
  • MS Eastern New Mexico University
  • BS Penn State University

Conservation biology; animal ecology and responses to human disturbance; invasion ecology; patterns and processes in animal coloration.

Instagram: @EvolutionAvery


Trade-off between Thermal Quality and Predation Risk at Timber Rattlesnake Gestation Sites
Journal of Herpetology, Herr, Mark W., Avery, Julian D., Langkilde, Tracy, Howey, Christopher A.F., 2020

Plastic sexual ornaments: Assessing temperature effects on color metrics in a color-changing reptile
PLoS One, Assis, B. A., Jarrett, Benjamin, Koscky, Gabe, Langkilde, Tracy Lee, Avery, Julian, 2020

Eastern Bluebird (Sialia sialis) feeds Tree Swallow (Tachycineta bicolor) nestlings
Wilson Journal of Ornithology, Williams, Danielle P., Brittingham, Margaret C., Avery, Julian, 2019

Evaluating the long-term effectiveness of terrestrial protected areas
Biodiversity and Conservation, Brown, Jeffrey A., Lockwood, Julie L., Avery, Julian D., Curtis Burkhalter, J., Aagaard, Kevin, Fenn, Katherine H., 2019

Eastern Bluebird (Sialia sialis) feeds Tree Swallow (Tachycineta bicolor) nestlings: Support for location-based decision rule
Wilson Journal of Ornithology, Williams, Danielle P., Brittingham-Brant, Margaret, Avery, Julian, 2019

Spring migration patterns of birds in montane habitats of the Southwestern United States
Southwestern Naturalist, Avery, Julian D., Keller, Gregory S., 2018

Seabird longline bycatch reduction devices increase target catch while reducing bycatch
Journal for Nature Conservation, Avery, Julian D., Aagaard, Kevin, Burkhalter, J. C., Robinson, Orin J., 2017

Seeking international agreement on what it means to be “native”
Conservation Letters, Gilroy, James J., Avery, Julian D., Lockwood, Julie L., 2017

Avian use of isolated cottonwood, tamarisk, and residential patches of habitat during migration on the high plains of New Mexico
Southwestern Naturalist, Keller, Gregory S., Avery, Julian D., 2014

Contemporary divergence of island bird plumage
Journal of Avian Biology, Avery, Julian D., Cassey, Phillip, Lockwood, Julie L., 2014

Cryptic introductions and the interpretation of island biodiversity
Molecular Ecology, Avery, Julian D., Fonseca, Dina M., Campagne, Pascal, Lockwood, Julie L., 2013