Image of faculty member, Brian Walker

Dr. Brian G. Walker

Associate Professor of Biology
o: NHS Rm 110B
p: x3464


Wingfield, JC, M. Hau, PD Boersma, M Romero, N Hillgarth, M Ramenofsky, P Wrege, R. Scheibling, P Kelly, BG Walker and M Wikelski2018. Accepted - In press.  Effects of El Niño and La Niña Southern Oscillation events on the adrenocortical responses to stress in birds of the Galapagos Islands.  General and Comparative Endocrinology

Haskins*, JW, FA Spizzoucco* and BG Walker.  2017. Seasonal variation and correlation between corticosterone and the antioxidant uric acid during stress in the northern cardinal Cardinalis cardinalisJournal of Experimental Zoology A: Ecological and Integrative Physiology 327:358-365.

Haffey*, W, M DeLea* and BG Walker. 2017. Observations of birds feeding on the fruit of a successional tree, Topobea multiflora, in southwestern Costa Rica. Neotropical Ornithology 28:209-212.

Hahn, DC, JC Wingfield, DM Fox, BG Walker and JE Thomley.2017. Maternal androgens in cowbirds and their hosts: responses to parasitism and competition.  General and Comparative Endocrinology 240:143-152.

Erhardt*, AJ, CE Rezende, BG Walker, D Franceschi and D Downie.  2015. Mercury concentrations in commonly consumed fish and knowledge of heavy metal contamination by the population of Campos dos Goytacazes, Rio de Janeiro State, Brazil.  Journal of Environmental Studies and Sciences 5:517-525.

Walker, BG, S Meddle, LM Romero, M Landys, J Reneerkens and JC Wingdield. 2015 Breeding on the extreme edge: Modulation of the adrenocortical response to acute stress in two High Arctic passerines. Journal of Experimental Zoology Part A: Ecological Genetics and Physiology 323A:266-275.

Walker, BG, PD Boersma and JC Wingfield. 2015. The glucocorticoid stress response in Magellanic penguins: Comparing within and between breeding seasons, by age and colony, after fighting, and with other penguin species.  Canadian Journal of Zoology 93: 123-131.

Villanueva, BG Walker and M. Bertelotti. 2014 Seasonal variation in the physiological and behavioral responses to tourist visitation in Magellanic penguins. Journal of Wildlife Management 78:1466-1476.

Villanueva, C, BG Walker and M Bertellotti.  2011. A matter of history: effects of tourism on physiology, behaviour and breeding parameters in Magellanic Penguins (Spheniscus magellanicus) at two colonies in Argentina. Journal of Ornithology 153:219-228.

Bouzat, JL, BG Walker and PD Boersma. 2009. Regional genetic structure in the Magellanic penguin (Spheniscus magellanicus) suggests metapopulation dynamics. The Auk 126:326-334.

Walker, BG, JC Wingfield and PD Boersma. 2008. Tourism and Magellanic Penguins: An Example of Applying Endocrine Physiology Tools to Address Questions of Conservation Concern. Neotropical Ornithology 19:219-228.

Lynn, SE, JM Egar, BG Walker, M Ramenofsky and TS Sperry. 2007. Fish on Prozac: A simple, non-invasive physiology lab investigating the mechanisms of aggressive behavior in Betta splendens. Advances in Physiology Education 313:358-363.

Walker, BG, PD Boersma, and JC Wingfield. 2006. Habituation of adult Magellanic penguins to human visitation as expressed through behavior and corticosterone secretion. Conservation Biology 20:146-154.

Walker, BG, PD Boersma, and JC Wingfield. 2005. Physiological and behavioral differences in Magellanic penguin chicks in undisturbed and tourist-visited locations of a colony. Conservation Biology 19:1571-1577.

Walker, BG, PD Boersma, and JC Wingfield. 2005. Field Endocrinology and Conservation Biology. Integrative and Comparative Biology 45:12-18.

Walker, BG, JC Wingfield, and PD Boersma. 2005. Age and food deprivation affect expression of the glucocorticosteriod stress response in Magellanic penguin (Spheniscus magellanicus) chicks. Physiological and Biochemical Zoology 78:78-89.

Lynn, SE, BG Walker, and JC Wingfield. 2005. A phylogenetically controlled test of hypotheses for behavioral insensitivity to testosterone in birds. Hormones and Behavior 47:170-177.

Walker, BG, PD Boersma, and JC Wingfield. 2004. Physiological condition in Magellanic Penguins: Does it matter if you have to walk a long way to your nest? Condor 106:696-701.

Moore, IT, BG Walker, and JC Wingfield. 2004. The effects of combined aromatase inhibitor and anti-androgen on male territorial aggression in a tropical population of rufous-collared sparrows, Zonotrichia capensis. General and Comparative Endocrinology 135:223-229.

*denotes Fairfield University undgergraduate student author

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