I.J.H. Duncan

10.0k total citations · 1 hit paper
142 papers, 6.9k citations indexed

About

I.J.H. Duncan is a scholar working on Animal Science and Zoology, Small Animals and Ecology, Evolution, Behavior and Systematics. According to data from OpenAlex, I.J.H. Duncan has authored 142 papers receiving a total of 6.9k indexed citations (citations by other indexed papers that have themselves been cited), including 91 papers in Animal Science and Zoology, 69 papers in Small Animals and 27 papers in Ecology, Evolution, Behavior and Systematics. Recurrent topics in I.J.H. Duncan's work include Animal Nutrition and Physiology (75 papers), Animal Behavior and Welfare Studies (63 papers) and Livestock and Poultry Management (27 papers). I.J.H. Duncan is often cited by papers focused on Animal Nutrition and Physiology (75 papers), Animal Behavior and Welfare Studies (63 papers) and Livestock and Poultry Management (27 papers). I.J.H. Duncan collaborates with scholars based in Canada, United Kingdom and United States. I.J.H. Duncan's co-authors include B. O. Hughes, D.G.M. Wood-Gush, Tina M. Widowski, J. Carol Petherick, David Fraser, Richard D. Moccia, Linda Keeling, C.J. Savory, Suzanne T. Millman and René Zayan and has published in prestigious journals such as Geochimica et Cosmochimica Acta, The FASEB Journal and Journal of Dairy Science.

In The Last Decade

I.J.H. Duncan

137 papers receiving 6.3k citations

Hit Papers

The influence of strain and environmental factors upon fe... 1972 2026 1990 2008 1972 50 100 150 200 250
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. The influence of strain and environmental factors upon feather pecking and cannibalism in fowls
    1972 293 citations I.J.H. Duncan et al. British Poultry Science profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
I.J.H. Duncan Canada 50 4.1k 3.8k 1.7k 933 851 142 6.9k
Joy A. Mench United States 51 3.2k 0.8× 3.2k 0.8× 1.1k 0.7× 817 0.9× 839 1.0× 129 6.3k
H.J. Blokhuis Netherlands 54 5.1k 1.2× 4.7k 1.2× 1.7k 1.0× 1.7k 1.8× 1.4k 1.6× 131 9.2k
Björn Forkman Denmark 38 4.2k 1.0× 2.7k 0.7× 2.5k 1.5× 626 0.7× 869 1.0× 136 6.2k
Donald M. Broom United Kingdom 50 6.1k 1.5× 4.0k 1.0× 3.0k 1.8× 538 0.6× 1.0k 1.2× 182 9.0k
D.G.M. Wood-Gush United Kingdom 40 3.1k 0.7× 3.1k 0.8× 1.2k 0.7× 866 0.9× 769 0.9× 133 5.0k
I.C. de Jong Netherlands 35 3.0k 0.7× 3.5k 0.9× 673 0.4× 1.2k 1.3× 899 1.1× 145 6.0k
J.L. Barnett Australia 42 4.6k 1.1× 3.2k 0.8× 2.5k 1.5× 296 0.3× 648 0.8× 112 5.8k
P.H. Hemsworth Australia 57 8.9k 2.2× 5.8k 1.5× 5.1k 3.1× 609 0.7× 1.4k 1.7× 303 11.0k
B. O. Hughes United Kingdom 43 2.8k 0.7× 3.8k 1.0× 578 0.4× 751 0.8× 448 0.5× 115 5.0k
Alain Boissy France 45 5.3k 1.3× 3.4k 0.9× 3.2k 2.0× 832 0.9× 1.2k 1.4× 122 7.4k

Countries citing papers authored by I.J.H. Duncan

Since Specialization
Citations

This map shows the geographic impact of I.J.H. Duncan's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by I.J.H. Duncan with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites I.J.H. Duncan more than expected).

Fields of papers citing papers by I.J.H. Duncan

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by I.J.H. Duncan. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by I.J.H. Duncan. The network helps show where I.J.H. Duncan may publish in the future.

Co-authorship network of co-authors of I.J.H. Duncan

This figure shows the co-authorship network connecting the top 25 collaborators of I.J.H. Duncan. A scholar is included among the top collaborators of I.J.H. Duncan based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with I.J.H. Duncan. I.J.H. Duncan is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
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Duffield, T.F., et al.. (2021). Randomized controlled trial assessing the effects of xylazine sedation in 2- to 6-week-old dairy calves disbudded with a cautery iron. Journal of Dairy Science. 104(5). 5881–5897. 13 indexed citations
3.
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Fraser, David, I.J.H. Duncan, S.A. Edwards, et al.. (2013). General Principles for the welfare of animals in production systems: The underlying science and its application. The Veterinary Journal. 198(1). 19–27. 122 indexed citations
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Tucker, Anita L., I.J.H. Duncan, Suzanne T. Millman, Robert Friendship, & Tina M. Widowski. (2010). The effect of dentition on feeding development in piglets and on their growth and behavior after weaning. Journal of Animal Science. 88(7). 2277–2288. 9 indexed citations
7.
Shang, Yue & I.J.H. Duncan. (2003). Frustrated nesting behaviour: Relation to extra-cuticular shell calcium and bone strength in White Leghorn hens. British Poultry Science. 44(2). 175–181. 34 indexed citations
8.
Millman, Suzanne T., I.J.H. Duncan, & Tina M. Widowski. (2000). Male broiler breeder fowl display high levels of aggression toward females. Poultry Science. 79(9). 1233–1241. 57 indexed citations
9.
Fraser, David & I.J.H. Duncan. (1998). ‘Pleasures’,'Pains’ and Animal Welfare: Toward a Natural History of Affect. Animal Welfare. 7(4). 383–396. 233 indexed citations
10.
Duncan, I.J.H.. (1998). Behavior and behavioral needs. Poultry Science. 77(12). 1766–1772. 106 indexed citations
11.
Mench, Joy A. & I.J.H. Duncan. (1998). Poultry welfare in North America: opportunities and challenges. Poultry Science. 77(12). 1763–1765. 22 indexed citations
12.
Bergen, Pim F. van, et al.. (1996). Recognition of Chitin and Proteins in Invertebrate Cuticles Using Analytical Pyrolysis/Gas Chromatography and Pyrolysis/Gas Chromatography/Mass Spectrometry. Rapid Communications in Mass Spectrometry. 10(14). 1747–1757. 123 indexed citations
13.
Duncan, I.J.H., et al.. (1995). A new nonlinear model of mechanisms of motivation. Behavioural Processes. 33(3). 273–288. 4 indexed citations
14.
Duncan, I.J.H.. (1994). Practices of concern. Journal of the American Veterinary Medical Association. 204(3). 379–384. 2 indexed citations
15.
Duncan, I.J.H.. (1992). Measuring Preferences and the Strength of Preferences. Poultry Science. 71(4). 658–663. 70 indexed citations
16.
Rutter, S. M. & I.J.H. Duncan. (1992). Measuring aversion in domestic fowl using passive avoidance. Applied Animal Behaviour Science. 33(1). 53–61. 16 indexed citations
17.
Petherick, J. Carol, D. Waddington, & I.J.H. Duncan. (1991). Learning to gain access to a foraging and dustbathing substrate by domestic fowl: is ‘out of sight out of mind’?. Behavioural Processes. 22(3). 213–226. 21 indexed citations
18.
Duncan, I.J.H. & J. Carol Petherick. (1991). The implications of cognitive processes for animal welfare. Journal of Animal Science. 69(12). 5017–5022. 138 indexed citations
19.
Zayan, René & I.J.H. Duncan. (1987). Cognitive aspects of social behaviour in the domestic fowl. Elsevier eBooks. 114 indexed citations
20.
Duncan, I.J.H., et al.. (1980). Farm animal welfare: facts and fallacies, Animal behaviour as a guide to welfare, They know not what they do.. 52(37). 28–31. 1 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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