D. Ryan Norris

10.8k total citations · 3 hit papers
181 papers, 7.7k citations indexed

About

D. Ryan Norris is a scholar working on Ecology, Ecology, Evolution, Behavior and Systematics and Ecological Modeling. According to data from OpenAlex, D. Ryan Norris has authored 181 papers receiving a total of 7.7k indexed citations (citations by other indexed papers that have themselves been cited), including 142 papers in Ecology, 91 papers in Ecology, Evolution, Behavior and Systematics and 44 papers in Ecological Modeling. Recurrent topics in D. Ryan Norris's work include Avian ecology and behavior (110 papers), Animal Behavior and Reproduction (71 papers) and Wildlife Ecology and Conservation (64 papers). D. Ryan Norris is often cited by papers focused on Avian ecology and behavior (110 papers), Animal Behavior and Reproduction (71 papers) and Wildlife Ecology and Conservation (64 papers). D. Ryan Norris collaborates with scholars based in Canada, United States and Australia. D. Ryan Norris's co-authors include Peter P. Marra, Kurt Kyser, Caz M. Taylor, D. T. Tyler Flockhart, Laurene M. Ratcliffe, Tara G. Martin, Jonathan D. Blount, Stuart Bearhop, Xavier A. Harrison and Richard Inger and has published in prestigious journals such as Science, Proceedings of the National Academy of Sciences and Nature Communications.

In The Last Decade

D. Ryan Norris

171 papers receiving 7.4k citations

Hit Papers

align trajectories

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.

Carry-over effects as drivers of fitness differences in animals

2010 672 citations D. Ryan Norris et al. profile →
Tropical winter habitat limits reproductive success on the temperate breeding grounds in a migratory bird

2004 568 citations D. Ryan Norris, Peter P. Marra et al. Proceedings of the Royal Society B Biological Sciences profile →
Biological carryover effects: linking common concepts and mechanisms in ecology and evolution

2014 313 citations D. Ryan Norris et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
D. Ryan Norris Canada	46	5.8k	3.0k	1.9k	1.5k	1.0k	181	7.7k
Diego Rubolini Italy	46	5.3k 0.9×	4.0k 1.3×	2.2k 1.1×	1.3k 0.8×	1.2k 1.2×	263	8.1k
David W. Winkler United States	53	5.4k 0.9×	3.6k 1.2×	1.5k 0.8×	1.5k 1.0×	1.1k 1.1×	161	7.9k
Raphaël Arlettaz Switzerland	56	6.2k 1.1×	4.2k 1.4×	3.0k 1.6×	2.9k 1.9×	1.7k 1.7×	228	9.6k
Joshua J. Millspaugh United States	44	7.4k 1.3×	1.8k 0.6×	1.4k 0.7×	1.9k 1.2×	1.6k 1.6×	271	9.4k
Will Cresswell United Kingdom	44	5.3k 0.9×	4.0k 1.3×	1.1k 0.6×	1.4k 0.9×	883 0.9×	168	7.1k
Peter B. Banks Australia	45	4.9k 0.8×	2.2k 0.8×	715 0.4×	1.4k 0.9×	765 0.8×	191	6.4k
Yoram Yom‐Tov Israel	47	5.9k 1.0×	3.6k 1.2×	1.4k 0.7×	1.5k 1.0×	767 0.8×	213	7.9k
Tomas Pärt Sweden	49	5.5k 0.9×	3.7k 1.3×	1.2k 0.6×	2.3k 1.5×	985 1.0×	128	7.2k
Don E. Wilson United States	38	6.4k 1.1×	5.7k 1.9×	2.1k 1.1×	1.0k 0.7×	1.1k 1.1×	173	11.3k
Christiaan Both Netherlands	44	7.7k 1.3×	5.7k 1.9×	3.8k 2.0×	2.4k 1.6×	1.9k 1.9×	132	10.8k

Countries citing papers authored by D. Ryan Norris

Since Specialization

Citations

This map shows the geographic impact of D. Ryan Norris'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 D. Ryan Norris with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites D. Ryan Norris more than expected).

Fields of papers citing papers by D. Ryan Norris

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by D. Ryan Norris. 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 D. Ryan Norris. The network helps show where D. Ryan Norris may publish in the future.

Co-authorship network of co-authors of D. Ryan Norris

This figure shows the co-authorship network connecting the top 25 collaborators of D. Ryan Norris. A scholar is included among the top collaborators of D. Ryan Norris 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 D. Ryan Norris. D. Ryan Norris is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Wheelwright, Nathaniel T., Daniel J. Mennill, Amy E. M. Newman, et al.. (2025). Population density and timing of breeding mediate effects of early life conditions on recruitment. Biology Letters. 21(4). 20240689–20240689.

DeLuca, William V., Stuart A. Mackenzie, Junior A. Tremblay, et al.. (2024). Range-wide post- and pre-breeding migratory networks of a declining neotropical–nearctic migratory bird, the blackpoll warbler. Scientific Reports. 14(1). 30229–30229. 1 indexed citations

Norris, D. Ryan, et al.. (2024). Effects of age, breeding strategy, population density, and number of neighbors on territory size and shape in Passerculus sandwichensis (Savannah Sparrow). The Auk. 141(4). 2 indexed citations

Strickland, Dan, et al.. (2023). Early-life sibling conflict in Canada jays has lifetime fitness consequences. Proceedings of the Royal Society B Biological Sciences. 290(1997). 20221863–20221863. 2 indexed citations

Bogart, James P., et al.. (2023). Environmental drivers of juvenile dispersal and adult non-breeding movements in Ambystoma salamanders. Canadian Journal of Zoology. 102(1). 39–52. 1 indexed citations

Flockhart, D. T. Tyler, et al.. (2021). Continuous‐surface geographic assignment of migratory animals using strontium isotopes: A case study with monarch butterflies. Methods in Ecology and Evolution. 12(12). 2445–2457. 25 indexed citations

Newman, Amy E. M., et al.. (2021). Captive-reared migratory monarch butterflies show natural orientation when released in the wild. Conservation Physiology. 9(1). coab032–coab032. 10 indexed citations

Wheelwright, Nathaniel T., Amy E. M. Newman, Shannon Whelan, et al.. (2021). Natal experience and pre‐breeding environmental conditions affect lay date plasticity in Savannah Sparrows. Ecology. 103(2). e03575–e03575. 11 indexed citations

Bogart, James P., et al.. (2020). Post-emergence survival and dispersal of juvenile Jefferson salamander (Ambystoma jeffersonianum) and their unisexual dependents. Amphibia-Reptilia. 42(1). 29–41. 3 indexed citations

10.

Woodworth, Bradley K., et al.. (2018). Hot temperatures during the dry season reduce survival of a resident tropical bird. Proceedings of the Royal Society B Biological Sciences. 285(1878). 20180176–20180176. 26 indexed citations

11.

Whelan, Shannon, Dan Strickland, Julie Morand‐Ferron, & D. Ryan Norris. (2017). Reduced reproductive performance associated with warmer ambient temperatures during incubation in a winter‐breeding, food‐storing passerine. Ecology and Evolution. 7(9). 3029–3036. 7 indexed citations

12.

Erickson, Richard A., Jay E. Diffendorfer, D. Ryan Norris, et al.. (2017). Defining and classifying migratory habitats as sources and sinks: The migratory pathway approach. Journal of Applied Ecology. 55(1). 108–117. 14 indexed citations

13.

Newman, Amy E. M., et al.. (2017). Time as tyrant: The minute, hour and day make a difference for corticosterone concentrations in wild nestlings. General and Comparative Endocrinology. 250. 80–84. 10 indexed citations

14.

Mitchell, Greg W., Bradley K. Woodworth, Philip D. Taylor, & D. Ryan Norris. (2015). Automated telemetry reveals age specific differences in flight duration and speed are driven by wind conditions in a migratory songbird. Movement Ecology. 3(1). 19–19. 80 indexed citations

15.

Norris, D. Ryan, et al.. (2013). An Experimental Test of the Capture-Restraint Protocol for Estimating the Acute Stress Response. Physiological and Biochemical Zoology. 86(2). 279–284. 21 indexed citations

16.

Flockhart, D. T. Tyler, Tara G. Martin, & D. Ryan Norris. (2012). Experimental Examination of Intraspecific Density-Dependent Competition during the Breeding Period in Monarch Butterflies (Danaus plexippus). PLoS ONE. 7(9). e45080–e45080. 40 indexed citations

17.

Taylor, Caz M., et al.. (2010). Optimal conservation planning for migratory animals: integrating demographic information across seasons. Conservation Letters. 3(3). 192–202. 32 indexed citations

18.

Arcese, Peter, Kurt Kyser, Douglas F. Bertram, et al.. (2009). Symposium Paper: Pre-breeding Diet, Condition and Timing of Breeding in a Threatened Seabird, the Marbled Murrelet Brachyramphus Marmoratus. Marine ornithology. 37(1). 7 indexed citations

19.

Norris, D. Ryan, Peter P. Marra, Gabriel J. Bowen, et al.. (2006). Migratory connectivity of a widely distributed songbird, the American redstart (Setophaga ruticilla). Ornithological Monographs. 61(61). 14–28. 77 indexed citations

20.

Buehler, Deborah M., et al.. (2002). FOOD SUPPLY AND PARENTAL FEEDING RATES OF HOODED WARBLERS IN FOREST FRAGMENTS. The Wilson Bulletin. 114(1). 122–127. 13 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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