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  • Research
  • Publications
  • CV
  • Data/Contact
  • Teaching
  • Recorded presentations

PUBLICATIONS

Books

​Sebastian K. Herzog, Terrill, R.S., Jahn, A.E., Remsen, J.V. Jr., Maillard Z., O., García-Solíz, V.H., MacLeod, R., Maccormick, A., and Vidoz, J.Q. 2016. Birds of Bolivia: Field Guide. Asociacíon Armonía, Santa Cruz de La Sierra, Bolivia. 

 English and Spanish editions Available now in La Paz - Cochabamba - Santa   Cruz.  Order online
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Preprints


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  Ryan S. Terrill and Allison J. Shultz. 2021. On the multifunctionality of feathers and the          evolution of birds. [EcoEvoRxiv preprint]


Peer-reviewed Articles

2022
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Thomas A. Benson, Deborah J. House. Guy McCaskie, Alex M. Rinkert, and Ryan S. Terrill. The 46th Annual Report of the California Bird Records Commmittee: 2020 records.Western Birds 53:2:120-142



2021
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 Ryan S. Terrill, Christine A. Dean, John Garrett, Daniel J. Maxwell, Lauren Hill, Andrew Farnsworth, Adriaan Dokter, and Morgan W. Tingley. 2021. A novel locality for the observation of thousands of passerine birds during spring migration in Los Angeles Co., CA. ​Western Birds 52:322:229 [pdf]

Popular Press:
LA times: SoCal's secret birding spot where you can watch 130 species fly through
BirdWatching Magazine: Hotspots near you: Bear Divide, San Gabriel Mountains, California


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Daniel F. Lane, Miguel Angel Aponte Justiniano, Ryan S. Terill, Frank E. Rheindt, Luke B. Klicka, Gary H. Rosenberg, C. Jonathan Schmitt, Rosalyn Price-Waldman, and Kevin J. Burns. 2021. A distinctive new genus and species of tanager (Passeriformes, Thraupidae) from the lower Yungas of western Bolivia  and southern Peru. Ornithology. ukab059. [full text]


Popular Press:
Slate: Tanager of the year
Audubon Magazine: The 'Kill Bill' Tanager, a species new to science, finally has a real name
BirdWatching Magazine: New Tanager species described from Bolivia, Peru
Daily Mail: Songbird first spotted in Peru 2- years ago and nicknamed 'The 'Kill Bill Tanager'' for its bright yellow-and-black plumage isn't just a new species but an entirely new genus

The Daily Aztec: New species and genus of bird identified in Bolivia ​
Indignity Vol. 1. No 40: Tanager of the year
LSU College of Science LSU Museum of Natural Science associates discover new genus of Tanager
Fox 5 San Diego: SDSU Professor  helps identify, name new species of bird
​Rare Bird Alert UK: New Genus of Tanager Discovered in Bolivia and Peru
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Sci News: Inti Tanager: Colorful New Species of Bird Discovered in South America

ABC 10 San Diego: SDSU researchers help identify new bird
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Kids News: Inti Tanager - new songbird discovered in South America
6park News Louisiana: Inti Tanager: New and Colorful Bird Species discovered in South America
24 x 7 News: Inti Tanager: colorful New Species of Bird discovered in South America

SDSU News: New Bird Identified by SDSU Biologists and Collaborators
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BirdGuides: New tanager described from Yungas resgion of South America
Phys.org: New Peruvian bird discovered: the vivid yellow Inti tanager
El Comercio: Inti Tanager: la nueva especia y género de pájaro descubierto en Perú
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National Geographic Indonesia: Inti tanager, spesies Baru Burung Warna Warni dari Pegunungan Andes

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Ryan S. Terrill, Youyi Fong, Jared D. Wolfe, and Amanda J. Zellmer. 2021. Threshold models improve estimates of molt parameters in datasets with small sample sizes. Ornithology. ukab038  ​[full text]
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Data and Code: doi.org/10.5061/dryad.ghx3ffbnr..

Popular Press: ​Cuesta Del Rio News: How Warming Climate is Affecting Birds in New Mexico
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Ana Maria Guitiérrez-Zuluaga, Catalina González-Quevado, Jessica A. Oswald, Ryan S. Terrill, Jorge L. Perez-Emen, Juan Luis Parra. 2021. Genetic data and niche differences suggest that disjunct populations of Diglossa brunneiventris are not sister lineages. Ornithology. ukab015. [full text]
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Jessica A. Oswald, Ryan S. Terrill, Stucky BJ, LeFebvre MJ, Steadman DW, Guralnick RP, Allen JM. 2021. Ancient DNA from the extinct flightless Haitian cave-rail (Nesotrochis steganinos) suggests biogeographic connection of the Caribbean and Old World. Biology Letters 17.3: 20200760. [online full text and pdf]
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Popular Press: "Extinct Caribbean bird’s closest relatives hail from Africa, South Pacific"


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Thomas A. Benson, Deborah J. House, Guy McCaskie, Alex M. Rinkert, Adam J. Searcy and Ryan S. Terrill. 2021. The 45th annual report of the California Bird Records Committee: 2019 Records. Western Birds. 52: 01, pp 2-22. [pdf]


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Jared D. Wolfe, Terrill, Ryan S., Johnson, Erik I., Powell, Luke L., and Ryder, Brandt T. 2021. Ecological and Evolutionary Significance of Molt in Lowland Neotropical Landbirds. Ornithology.  ukaa073, [pdf]




2020

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Ryan S. Terrill. ​2020. Simultaneous Wing Molt as a Catalyst for the Evolution of Flightlessness in Birds. The American Naturalist 196 (6), pp 775-784. [full text]
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Popular press: 
A​merican Naturalist Blog Feature
New Scientist

LSU College of Science Press Release
Avian hybridization blog

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Data and Code: datadryad.org/stash/dataset/doi:10.5061/dryad.1rn8pk0r3


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Ryan S. Terrill, Seeholzer, Glenn F., and Wolfe, Jared D. 2020. Evolution of breeding plumages in birds: A multiple-step pathway to seasonal dichromatism in New World Warblers (Aves: Parulidae). Ecology and Evolution 10 (7) 9223-9239. [Open Access]

Popular Press: 
Science Friday:
Nov 13 2020 (starts at 9:22) 
MTU Fine feathers: migration and molt affect how birds change their colors
Earth News Scientists explore why and where birds molt their feathers
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Data and code: datadryad.org/stash/dataset/doi:10.5061/dryad.n8pk0p2sm


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Sarah Skikne, Borker, A., Ryan S. Terrill, and Zavaleta, E. 2020. Predictors of past avian translocation outcomes inform feasibility of future efforts under climate change. Biological Conservation 247.  [Open Access]


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Darien C. Capunitan, Johnson, O., Ryan S. Terrill, and Hird, Sarah M. 2020. Evolutionary Signal in the gut microbiomes of 74 bird species from Equatorial Guinea. Molecular Ecology. [pdf]
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*cover article*


2019

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Franklin, Janet R., Majure, L.C., Encarnación, Y., Clase, T., Almonte-Espinosa H., Landestoy M., Kratter A.W., Oswald J.A., Soltis, D.E., Ryan S. Terrill and Steadman, D.W. 2019. Changing Ecological Communities along an Elevation Gradient in Seasonally Dry Tropical Forest in Hispaniola (Sierra Martín Garcia, Dominican Republic). Biotropica; 00:1-15 [pdf]


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Ryan S. Terrill, Maley, James M., Tsai, Whitney L.E., Fistanic, Kevin B., Freeland, Rowdy J., Franceschelli, Anna, Lewis-Smith, Bryce, Lu, Leeza, and Yoder, Jeremy P. 2019. Tricolored Blackbirds feeding in Joshua Tree inflorescences. Western Birds 50: 180:182 [pdf]


2018

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Ryan S. Terrill. 2018. Feather growth rate increases with latitude in four species of widespread resident neotropical birds. The Auk: Ornithological Advances 135. [pdf]


2017

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Thiago V. Costa, Piacentini, V.D.Q., Oliveira, D.M., Schunck, F., Whitney, B.M., Rêgo, M.A., Rubio, T.C., Oliveira, F., Freitas, B., Del-Rio, G. Seeholzer, G.F., Harvey, M.G., and Ryan S. Terrill 2017. New records of the enigmatic Clytoctantes atrogularis (Thamnophilidae) in Amazonian Brazil, with remarks on plumage, natural history, and distribution.  The Wilson Journal of Ornithology 129(1), pp.1-12.  ​[pdf]


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Jacob C. Cooper, Johnson, O., Davis, T. J., Ryan S. Terrill, Wolfe, J. D., Brzeski, K. E., Motove Etingüe, A., and Powell, L. L. 2017. Notes on the distribution of the avifauna of Bioko Island, Equatorial Guinea, including one new country record. Malimbus 39:1-15. [pdf]

Popular Press: Land of the Lost Birds: Searching for Life in the Forests of Bioko


2014

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Jared D. Wolfe, Johnson, E.I., and Ryan S. Terrill. 2014. Searching for consensus in molt terminology 11 years after Howell et al’s “first basic problem”. 2014. The Auk: Ornithological Advances. 131:371-377 [pdf]


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Michael G. Harvey, Seeholzer, G.F., Cáceres, Apaza D, Winger, B.M., Tello, J.G., Hernández Camacho, F., Aponte Justiniano, M.A., Duffie, C.V., Figueroa Ramírez, S., Ryan S. Terrill, Brown, C.E., Alza, L., Bravo, G.A., Combe, M., Custodio, O., Quiñones Zumaeta, A., Urbay Tello, A., Garcia Bravo, W.A., Savit, A.S., Pezo Ruiz, F.W., Mauck, W.M. III, Barden, O. 2014. Avian biogeography of an Amazonian headwater: The upper Ucayali River, Perú.  Wilson Journal of Ornithology 126: 179-191. [pdf] 


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Michael G. Harvey, Lane, D.F., Hite, J., Ryan S. Terrill, Figueroa Ramírez, S., Smith, B.T., Klicka, J., Vargas Campos, W. 2014. Notes on bird species in bamboo in northern Madre se Dios, Perú including the first Peruvian record of Acre Tody-Tyrant (Hemitriccus conhafti). Occasional Papers of the LSU Museum of Natural Science 81: 1-38. [pdf]


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Ryan S. Terrill, Aponte Justiniano, M.A., Harvey, M.G., Seeholzer, G.F., and Strem, R.I. 2014. Notes on the avifauna of the floodplain forest of the Río Mamoré, Beni, Bolivia, with a description of the juvenile plumage of the Unicolored Thrush (Turdus haplochrous)(Aves:Turdidae). Occasional Papers of the LSU Museum of Natural Science 81: 1-21. [pdf]


2010

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Ryan S. Terrill, Tietz, J.R. and  L. Brady, M.L. 2010 An apparent hybrid Philadelphia x Red-eyed Vireo on Southeast Farallon Island.  Western Birds 41: 231-239 [pdf]


Publications in review


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Miguel Angel Aponte Justiniano, Reira, DC, Guzman, AGC, Maillard, OZ, Ryan S. Terrill, Lane, DF, Ramirez , R., Arispe, R., Acosta, LA, Saltatierra Gomez, MM, Pantoja WS, Avile, EGS, Aliaga-Pantoja, D. New and noteworthy observations on the distributions of birds of Bolivia. In Review. The Cotinga
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Non peer-reviewed publications

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Schulenberg, T. S., H. F. Greeney, and R. S. Terrill (2020). Watkins's Antpitta (Grallaria watkinsi), version 1.0. In Birds of the World (T. S. Schulenberg, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.watant1.01

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Woltmann, S., R. S. Terrill, M. J. Miller, and M. L. Brady (2020). Chestnut-backed Antbird (Poliocrania exsul)​, version 1.0. In Birds of the World (T. S. Schulenberg, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.chbant1.01

Ryan S. Terrill. ​ 2018. Book review. Birding Without Borders: An Obsession, a Quest, and the Biggest Year in the World. Journal of Field Ornithology. ​​[pdf]
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Able, Kenneth P. and Ryan S. Terrill. 2020. Beyond the field guides: beginning to build an ornithological library. Western Field Ornithologists newsletter. December 2020.

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​Bert T. McKee, and Ryan S. Terrill. 2004. Dark Shearwaters in the Northeast Pacific. Birding. vol. 36 no. 6.


Dissertation

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Ryan S. Terrill. 2017. Evolutionary Interactions of Feather Molt in Birds. Doctoral Dissertation. Louisiana State University Agricultural and Mechanical College. [​pdf]

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