Fortune favours the aggressive: territory quality and behavioural syndromes in song sparrows, Melospiza melodia

Authors: Jennifer Scales, Jeremy Hyman, Melissa Hughes

Publication/Journal: Animal Behaviour

Keywords: aggression, boldness, melospiza melodia, song sparrow, territory quality

2013

Testosterone-dependency of male solo song in a duetting songbird — Evidence from females

Authors: Cornelia Voigt, Stefan Leitner

Publication/Journal: Hormones and Behavior

Keywords: cooperative breeding, seasonal, song, songbird, testosterone, tropics

2013

Birdsongs keep pace with city life: changes in song over time in an urban songbird affects communication

Authors: D.A. Luther, E.P. Derryberry

Publication/Journal: Animal Behaviour

Keywords: ambient noise, birdsong, communication, cultural evolution, signal salience, urban

2012

Coloured patches influence pairing rate in King Penguins

Authors: P. Jouventin, P.M. Nolan, F.S. Dobson, M. Nicolaus

Publication/Journal: Ibis

Keywords: aptenodytes patagonicus, king penguin, mate choice, ornaments, plumage color, plumage colour, sexual selection

2007

Plasma corticosterone increases during migratory restlessness in the captive white-crowned sparrow Zonotrichia leucophrys gambelli

Authors: Mėta M. Landys, John C. Wingfield, Marilyn Ramenofsky

Publication/Journal: Hormones and Behavior

Keywords: adaptation, animal migration/physiology, animal migration/radiation effects, animals, corticosterone, gambel’s white-crowned sparrow, light, locomotor-activity, metabolites, migration, photoperiod, physiological, seasons, zonotrichia leucophrys

2004

Integrating stress physiology, environmental change, and behavior in free-living sparrows

Authors: C. Breuner

Publication/Journal: Hormones and Behavior

Keywords: body condition, facultative altitudinal migration, fat score, glucocorticoids, inclement weather, stress, white-crowned sparrow

2003

Different colors reveal different information: how nutritional stress affects the expression of melanin- and structurally based ornamental plumage

Authors: Kevin J. McGraw, Emiko A. Mackillop, James Dale, Mark E. Hauber

Publication/Journal: Journal of Experimental Biology

Keywords: brown-headed cowbird, condition dependent, house sparrow, molothrus ater, ornamental trait, passer domesticus, plumage

2002

Validation of an enzyme immunoassay for measurement of excreted estrogen and testosterone metabolites in the white-crowned sparrow (Zonotrichia leucophrys oriantha)

Authors: Julian V. Lee, Carol S. Whaling, Bill L. Lasley, Peter Marler

Publication/Journal: Zoo Biology

Keywords: birds, estrone conjugate, fecal, passerines, steroid

1995