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Items: 29


Self-control in crows, parrots and nonhuman primates.

Miller R, Boeckle M, Jelbert SA, Frohnwieser A, Wascher CAF, Clayton NS.

Wiley Interdiscip Rev Cogn Sci. 2019 Nov;10(6):e1504. doi: 10.1002/wcs.1504. Epub 2019 May 20. Review.


Parental behaviour and family proximity as key to gosling survival in Greylag Geese (Anser anser).

Szipl G, Loth A, Wascher CAF, Hemetsberger J, Kotrschal K, Frigerio D.

J Ornithol. 2019;160(2):473-483. doi: 10.1007/s10336-019-01638-x. Epub 2019 Feb 20.


Testing for Behavioral and Physiological Responses of Domestic Horses (Equus caballus) Across Different Contexts - Consistency Over Time and Effects of Context.

Safryghin A, Hebesberger DV, Wascher CAF.

Front Psychol. 2019 Apr 18;10:849. doi: 10.3389/fpsyg.2019.00849. eCollection 2019.


Monkeys (Sapajus apella and Macaca tonkeana) and great apes (Gorilla gorilla, Pongo abelii, Pan paniscus, and Pan troglodytes) play for the highest bid.

Broihanne MH, Romain A, Call J, Thierry B, Wascher CAF, De Marco A, Verrier D, Dufour V.

J Comp Psychol. 2019 Aug;133(3):301-312. doi: 10.1037/com0000153. Epub 2018 Dec 27.


How does cognition shape social relationships?

Wascher CAF, Kulahci IG, Langley EJG, Shaw RC.

Philos Trans R Soc Lond B Biol Sci. 2018 Sep 26;373(1756). pii: 20170293. doi: 10.1098/rstb.2017.0293. Review.


Temporal modification of social interactions in response to changing group demographics and offspring maturation in African lions (Panthera leo).

Kirk J, Wascher CAF.

Behav Processes. 2018 Dec;157:519-527. doi: 10.1016/j.beproc.2018.06.006. Epub 2018 Jun 18.


Free-living greylag geese adjust their heart rates and body core temperatures to season and reproductive context.

Wascher CAF, Kotrschal K, Arnold W.

Sci Rep. 2018 Feb 1;8(1):2142. doi: 10.1038/s41598-018-20655-z.


Seasonal differences of corticosterone metabolite concentrations and parasite burden in northern bald ibis (Geronticus eremita): The role of affiliative interactions.

Puehringer-Sturmayr V, Wascher CAF, Loretto MC, Palme R, Stoewe M, Kotrschal K, Frigerio D.

PLoS One. 2018 Jan 24;13(1):e0191441. doi: 10.1371/journal.pone.0191441. eCollection 2018.


Effects of mate separation in female and social isolation in male free-living Greylag geese on behavioural and physiological measures.

Ludwig SC, Kapetanopoulos K, Kotrschal K, Wascher CAF.

Behav Processes. 2017 May;138:134-141. doi: 10.1016/j.beproc.2017.03.002. Epub 2017 Mar 6.


Social and environmental factors modulate leucocyte profiles in free-living Greylag geese (Anser anser).

Frigerio D, Ludwig SC, Hemetsberger J, Kotrschal K, Wascher CA.

PeerJ. 2017 Jan 3;5:e2792. doi: 10.7717/peerj.2792. eCollection 2017.


Excretion patterns of coccidian oocysts and nematode eggs during the reproductive season in Northern Bald Ibis (Geronticus eremita).

Frigerio D, Cibulski L, Ludwig SC, Campderrich I, Kotrschal K, Wascher CA.

J Ornithol. 2016;157:839-851. Epub 2016 Feb 4.


Carrion crows learn to discriminate between calls of reliable and unreliable conspecifics.

Wascher CA, Hillemann F, Canestrari D, Baglione V.

Anim Cogn. 2015 Sep;18(5):1181-5. doi: 10.1007/s10071-015-0879-8. Epub 2015 Jun 12.


Waiting for better, not for more: corvids respond to quality in two delay maintenance tasks.

Hillemann F, Bugnyar T, Kotrschal K, Wascher CA.

Anim Behav. 2014 Apr 1;90:1-10.


With whom to dine? Ravens' responses to food-associated calls depend on individual characteristics of the caller.

Szipl G, Boeckle M, Wascher CA, Spreafico M, Bugnyar T.

Anim Behav. 2015 Jan;99:33-42.


Behavioural responses to olfactory cues in carrion crows.

Wascher CA, Heiss RS, Baglione V, Canestrari D.

Behav Processes. 2015 Feb;111:1-5. doi: 10.1016/j.beproc.2014.11.009. Epub 2014 Nov 18.


Ambient temperature and air pressure modulate hormones and behaviour in Greylag geese (Anser anser) and Northern bald ibis (Geronticus eremita).

Dorn S, Wascher CA, Möstl E, Kotrschal K.

Behav Processes. 2014 Oct;108:27-35. doi: 10.1016/j.beproc.2014.08.026. Epub 2014 Sep 6.


Familiarity with the experimenter influences the performance of Common ravens (Corvus corax) and Carrion crows (Corvus corone corone) in cognitive tasks.

Cibulski L, Wascher CA, Weiss BM, Kotrschal K.

Behav Processes. 2014 Mar;103:129-37. doi: 10.1016/j.beproc.2013.11.013. Epub 2013 Dec 12.


Did tool-use evolve with enhanced physical cognitive abilities?

Teschke I, Wascher CA, Scriba MF, von Bayern AM, Huml V, Siemers B, Tebbich S.

Philos Trans R Soc Lond B Biol Sci. 2013 Oct 7;368(1630):20120418. doi: 10.1098/rstb.2012.0418. Print 2013 Nov 19.


Behavioral responses to inequity in reward distribution and working effort in crows and ravens.

Wascher CA, Bugnyar T.

PLoS One. 2013;8(2):e56885. doi: 10.1371/journal.pone.0056885. Epub 2013 Feb 20.


You sound familiar: carrion crows can differentiate between the calls of known and unknown heterospecifics.

Wascher CA, Szipl G, Boeckle M, Wilkinson A.

Anim Cogn. 2012 Sep;15(5):1015-9. doi: 10.1007/s10071-012-0508-8. Epub 2012 Apr 27.


Carrion crows cannot overcome impulsive choice in a quantitative exchange task.

Wascher CA, Dufour V, Bugnyar T.

Front Psychol. 2012 Apr 17;3:118. doi: 10.3389/fpsyg.2012.00118. eCollection 2012.


Physiological implications of pair-bond status in greylag geese.

Wascher CA, Weiß BM, Arnold W, Kotrschal K.

Biol Lett. 2012 Jun 23;8(3):347-50. doi: 10.1098/rsbl.2011.0917. Epub 2011 Nov 16.


Corvids can decide if a future exchange is worth waiting for.

Dufour V, Wascher CA, Braun A, Miller R, Bugnyar T.

Biol Lett. 2012 Apr 23;8(2):201-4. doi: 10.1098/rsbl.2011.0726. Epub 2011 Sep 14.


Heart rate responses to induced challenge situations in greylag geese (Anser anser).

Wascher CA, Scheiber IB, Braun A, Kotrschal K.

J Comp Psychol. 2011 Feb;125(1):116-9. doi: 10.1037/a0021188.


Heart rate during conflicts predicts post-conflict stress-related behavior in greylag geese.

Wascher CA, Fraser ON, Kotrschal K.

PLoS One. 2010 Dec 20;5(12):e15751. doi: 10.1371/journal.pone.0015751.


Glucocorticoids enhance and suppress heart rate and behaviour in time dependent manner in greylag geese (Anser anser).

Kralj-Fiser S, Scheiber IB, Kotrschal K, Weiss BM, Wascher CA.

Physiol Behav. 2010 Jun 16;100(4):394-400. doi: 10.1016/j.physbeh.2010.04.005. Epub 2010 Apr 13.


Heart rate modulation in bystanding geese watching social and non-social events.

Wascher CA, Scheiber IB, Kotrschal K.

Proc Biol Sci. 2008 Jul 22;275(1643):1653-9. doi: 10.1098/rspb.2008.0146.


Heart rate modulation by social contexts in greylag geese (Anser anser).

Wascher CA, Arnold W, Kotrschal K.

J Comp Psychol. 2008 Feb;122(1):100-7. doi: 10.1037/0735-7036.122.1.100.


Does 'Relationship Intelligence' Make Big Brains in Birds?

Scheiber IB, Weiß BM, Hirschenhauser K, Wascher CA, Nedelcu IT, Kotrschal K.

Open Biol J. 2008 Jan;1:6-8.

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