Overall dynamic body acceleration as an indicator of dominance in Homing Pigeons ( Columba livia)

Ibis ◽  
2021 ◽  
Author(s):  
Rhianna L. Ricketts ◽  
Daniel W. E. Sankey ◽  
Bryce P. Tidswell ◽  
Joshua Brown ◽  
Joseph F. Deegan ◽  
...  
2020 ◽  
Author(s):  
Rhianna L. Ricketts ◽  
Daniel W. Sankey ◽  
Bryce P. Tidswell ◽  
Joshua Brown ◽  
Joseph F. Deegan ◽  
...  

The benefits of dominance are well known and numerous, including first access to resources such as food, mates and nesting sites. Less well studied are the potential costs associated with being dominant. Here, the movement of two flocks of domestic homing pigeons (Columba livia) – measured via accelerometry loggers – was recorded over a period of two weeks. Movement was then used to calculate each individual’s daily overall dynamic body acceleration (ODBA, G), which can be used as a proxy for energy expenditure. The dominance hierarchy of the two flocks was determined via group-level antagonistic interactions, and demonstrated a significantly linear structure. The most dominant bird within each flock was found to move significantly more than conspecifics – on average, c.39% greater than the individual with the next highest degree of movement – indicating a possible cost to possessing the top rank within a hierarchy. Despite the dominance hierarchy being linear, mean daily total ODBA did not reflect a linear nature, with no pattern observed between rank and ODBA, once the top ranked individuals had been accounted for. This suggest that energy expenditure may be more reflective of a despotic hierarchy. These results show the potential for the future use of accelerometery as a tool to study the fusion of energetics and behaviour.Subject CategorybehaviourSubject Areasbehaviour, physiology


Ibis ◽  
2008 ◽  
Vol 142 (1) ◽  
pp. 111-118 ◽  
Author(s):  
RICHARD HOLLAND ◽  
FRANSISCO BONADONNA ◽  
LUIGI DALL'ANTONIA ◽  
SILVANO BENVENUTI ◽  
THERESA BURT DE PERERA ◽  
...  

PLoS ONE ◽  
2018 ◽  
Vol 13 (9) ◽  
pp. e0201291 ◽  
Author(s):  
Ingo Schiffner ◽  
Patrick Fuhrmann ◽  
Juliane Reimann ◽  
Roswitha Wiltschko
Keyword(s):  

2019 ◽  
Vol 7 ◽  
Author(s):  
M. Teague O'Mara ◽  
Anne K. Scharf ◽  
Jakob Fahr ◽  
Michael Abedi-Lartey ◽  
Martin Wikelski ◽  
...  

2014 ◽  
Vol 10 (4) ◽  
pp. 20140119 ◽  
Author(s):  
Andrea Flack ◽  
Tim Guilford ◽  
Dora Biro

The aerial lifestyle of central-place foraging birds allows wide-ranging movements, raising fundamental questions about their remarkable navigation and memory systems. For example, we know that pigeons ( Columba livia ), long-standing models for avian navigation, rely on individually distinct routes when homing from familiar sites. But it remains unknown how they cope with the task of learning several routes in parallel. Here, we examined how learning multiple routes influences homing in pigeons. We subjected groups of pigeons to different training protocols, defined by the sequence in which they were repeatedly released from three different sites, either sequentially, in rotation or randomly. We observed that pigeons from all groups successfully developed and applied memories of the different release sites (RSs), irrespective of the training protocol, and that learning several routes in parallel did not impair their capacity to quickly improve their homing efficiency over multiple releases. Our data also indicated that they coped with increasing RS uncertainty by adjusting both their initial behaviour upon release and subsequent homing efficiency. The results of our study broaden our understanding of avian route following and open new possibilities for studying learning and memory in free-flying animals.


2012 ◽  
Vol 110 (1) ◽  
pp. 251-262
Author(s):  
Hiromitsu Miyata ◽  
Kazuo Fujita

Four homing pigeons were trained to discriminate two figures simultaneously presented on an LCD screen. The figure was either a rectangle (A) or a square (B), and four combinations of the two figures, AA, AB, BA, BB, appeared in a pseudo-randomized order. The pigeons' task was to peck one of these figures based upon whether the two figures were identical or not. One pigeon successfully learned this discrimination, with proportions of correct responses above 90% in two consecutive sessions. Of the other birds, two performed above chance level but had difficulty meeting a learning criterion of above 80% in two consecutive sessions. All birds achieved this criterion when the combinations of figures presented were reduced to two. Results suggested that learning the present same-different discrimination is within the capacity of pigeons to a certain extent, although there exists considerable individual variation in the pigeons' skills to acquire complex discrimination.


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