Publications

See also Bibiana’s Google Scholar profile    ORCID: 0020-4435-6914

Names in bold denote group members; underlined names correspond to supervised MSc students; asterisks (*) indicate undergraduate students and mentees

Under review/In revision

44. Hernández T*, Rueda LA, Valkonen J & Rojas B. Predator response to the coloured eyespots and defensive posture of Colombian four-eyed frogs.  

43. Lawrence JP, Rojas B, Blanchette A, Saporito R, Mappes J, Fouquet A & Noonan BP. Linking predator responses to alkaloid variability in poison frogs. 

42. Rojas B, Lawrence JP & Márquez R. Amphibian Coloration: Proximate Mechanisms, Function, and Evolution. In: G. Rueda-Moreno and M. Comas (Eds). Evolutionary Ecology of Amphibians. CRC Press.

41. Allen, W.L., Arbuckle, K., Aubier, T.G., Briolat, E.S., Burdfield-Steel, E.R., Cheney, K.L., Daňková, K., Elias, M., Hämäläinen, L., Herberstein, M.E., Hossie, T.J., Joron, M., Kunte, K., Leavell, B.C., Lindstedt, C., Lorioux Chevalier, H., McClure, M., McLellan, C.F., Medina, I., Nawge, V., Páez, E., Pal, A., Pekár, S., Penacchio, O., Raška, J., Reader, T., Rojas B., Rönkä, K.H., Rößler, D.C., Rowe, C. Rowland, H.M., Roy, A., Schaal, K.A., Sherratt, T.N., Skelhorn, J., Smart, H.R., Stankowich, T., Stefan, A.M., Summers, K., Taylor, C.H., Thorogood, R., Umbers, K., Winters, A.E., Yeager, J., Kikuchi, D.W. & Exnerová, A. . The evolution and ecology of multiple antipredator defences. 

2022

40. Ottocento C, Winters A, Rojas B, Mappes J & Burdfield-Steel E. Not just the sum of its parts: geographic variation and non-additive effects of pyrazines in the chemical defence of an aposematic moth. Accepted for publication, Journal of Evolutionary Biology.

39. Pašukonis A, Serrano-Rojas SJ, Fischer MT, Loretto MC, Shaykevich DA, Rojas B, Max Ringler M, Roland A-B, Marcillo-Lara A, Ringler E, Rodríguez C, Coloma LA,  O’Connell LA. 2022. Contrasting parental roles shape sex differences in poison frog space use but not navigational performance. eLife 11:e80483. DOI:10.7554/eLife.80483

38. Schlippe-Justicia L, Fouilloux C & Rojas B. Poison frog social behaviour under global change: potential impacts and future challenges. Acta Ethologica – Special Issue: “Impact of global change on social interactions: ecological and fitness implications”.DOI: 10.1007/s10211-022-00400-6 PDF

37. Fouilloux C, Fromhage L, Valkonen JRojas B. Size-dependent aggression towards kin in a cannibalistic species. Behavioral Ecology 33:582–591. DOI: 10.1093/beheco/arac020

Featured in: Phys.org, IFLScience!, Science Daily, Discover Magazine

IFLScience!-Cannibalism

 

36. Fouilloux C, Yovanovich C, Rojas B. Tadpole responses to environments with limited visibility: what we (don’t) know and perspectives for a sharper future. Frontiers in Ecology & Evolution 9:766725. DOI: 10.3389/fevo.2021.766725

Featured in: APA Science 

FrontiersPressRelease

 

2021

35. Carvajal-Castro, J. D.*, Vargas-Salinas, F., Casas-Cardona, S., Rojas, B. & Santos, J.C. Aposematism facilitates the diversification of parental care strategies in poison frogs. Scientific Reports 11:19047. DOI: 10.1038/s41598-021-97206-6 

34. Fouilloux, C., Serrano Rojas, S. J.*, Carvajal-Castro, J. D.*, Valkonen, J., Gaucher, P., Fischer, M.-T.,  Pašukonis, A.‡ & Rojas, B.‡ 2021. Pool choice in a vertical landscape: tadpole rearing site flexibility in phytotelm-breeding frogs. Ecology & Evolution  119021– 9038. DOI:10.1002/ece3.7741 (‡ Equal contribution as senior authors). PDF 

SummaryFig

Featured in: Science Daily, YLE News, Phys.org

ecoevo2021

2020

33. Rönkä, K., Valkonen, J., Nokelainen, O., Rojas, B., Gordon, S., Burdfield-Steel, E. & Mappes, J. Geographic mosaic of selection by avian predators on hindwing warning colour of a polymorphic aposematic moth. Ecology Letters 23:1654-1663.DOI: 10.1111/ele.13597 PDF

32. Fouilloux, C,. Garcia-Costoya, G. & Rojas, B. Visible implant elastomer (VIE) success in early larval stages of a tropical amphibian species. PeerJ 8:e9630 DOI: 10.7717/peerj.9630

31. Schulte, L. M., Ringler, E.‡, Rojas, B.‡ & Stynoski, J. L.‡ 2020. Developments in amphibian parental care research: history, present advances and future perspectives. (‡Equal contribution; listed in alphabetical order). Herpetological Monographs 34:71-97. DOI: 10.1655/HERPMONOGRAPHS-D-19-00002.1 PDF

Featured in: AmphibiaWeb on September 21, 2020

*Journal cover: A female Cryptobatrachus boulengeri from the Sierra Nevada de Santa Marta, Colombia. Photo: L.A. Rueda©

30. Carvajal-Castro, J. D.*, López-Aguirre, Y., Ospina, A. M., Santos, J. C., Rojas, B. & Vargas-Salinas, F. 2020. Much more than a clasp: evolutionary patterns of amplexus diversity in anurans. Biological Journal of the Linnean Society 129:652-663. DOI: 10.1093/biolinnean/blaa009

2019

29. Fouilloux, C., Ringler, E. & Rojas, B. 2019. Cannibalism. Quick Guide. Current Biology 29:R1295-R1297. DOI: 10.1016/j.cub.2019.09.068

28. Rojas, B.& Pašukonis, A. 2019. From habitat use to social behavior: natural history of a voiceless poison frog, Dendrobates tinctorius. PeerJ 7:e7648. DOI: 10.7717/peerj.7648PDF

27. Lawrence, J. P.‡,Rojas, B.‡, Fouquet, A., Mappes, J., Blanchette , A., Saporito, R., Bosque, R. J., Courtois, E., & Noonan, B. P. 2019. Weak warning signals can persist in the absence of gene flow. (‡Equal contribution). PNAS 116:19037-19045. DOI:10.1073/pnas.1901872116. PDF

Featured in: The New York Times, Science Daly, Phys.org, Dr.Stevil’s BlogCosmos Magazine, ELEMENT (Russia)GreenReport (Italy).

NYT

26. Pašukonis, A., Loretto, M. C. & Rojas, B. 2019. How far do tadpoles travel in the rainforest? Parent-assisted dispersal in poison frogs. Evolutionary Ecology 33: 613-623. DOI:10.1007/s10682-019-09994-z PDF

Featured in: Scientific American, GreenReport (Italy), Dr. Stevil’s Youtube Channel.

SciAm

25. Rojas, B., Mappes, J. & Burdfield-Steel, E. 2019. Multiple modalities in insect warning displays have additive effects against wild avian predators. Behavioral Ecology and Sociobiology 73:37. DOI: 10.1007/s00265-019-2643-6 PDF

24. Bernal, X. E., Rojas, B., Pinto-E, M. A., Mendoza-Henao, Á. M., Herrera-Montes, A., Herrera-Montes, M. I. and Cáceres Franco, A. P. 2019. Empowering Latina scientists. Science 363:825. PDF

2018

23. Burdfield-Steel, E., Brain, M.Rojas, B. & Mappes, J. 2018. The price of safety: food deprivation in early life influences the efficacy of chemical defence in an aposematic moth. Oikos 128:245-253. DOI:10.1111/oik.05420

22. Rojas, B., Burdfield-Steel, E., Gordon, S. P., De Pasqual, C., Hernández, L., Mappes, J., Nokelainen, O., Rönkä, K., Lindstedt, C. 2018. Multimodal aposematic signals and their emerging role in mate attraction. Frontiers in Ecology and Evolution 9:93DOI: 10.3389/fevo.2018.00093/abstract

21. Rönkä, K., Mappes, J., Kiviö, R., Salokannas, J., Michalis, C. & Rojas, B. 2018. Can multiple-model mimicry explain warning signal polymorphism in the wood tiger moth, Arctia plantaginis (Lepidoptera: Erebidae)? Biological Journal of the Linnean Society 124: 237-260. DOI: 10.1093/biolinnean/bly042 PDF

20. Burdfield-Steel, E., Pakkanen, H., Rojas, B., Galarza, J. A. &  Mappes, J. 2018. De novo synthesis of chemical defences in an aposematic moth. Journal of Insect Science 18(2):28. DOI:doi.org/10.1093/jisesa/iey020 PDF

19. Henze, M. J., Lind, O., Mappes, J., Rojas, B. and Kelber, A. 2018. An aposematic colour‐polymorphic moth seen through the eyes of conspecifics and predators ‐ sensitivity and colour discrimination in a tiger moth. Functional Ecology 32: 1797-1809. DOI:10.1111/1365-2435.13100 PDF

18. Rönkä, K., De Pasqual, C., Mappes, J., Gordon, S. P. & Rojas, B.  2018. Colour alone matters: no predator generalisation among morphs of an aposematic moth. Animal Behaviour 135: 153–163DOI: 10.1016/j.anbehav.2017.11.015 PDF

2017

17. Rojas, B.‡, Burdfield-Steel, E.‡, Pakkanen, H., Suisto, K., Maczka, M., Schulz, S. & Mappes, J. 2017. How to fight multiple enemies: target-specific chemical defences in an aposematic moth. (‡Equal contribution). Proceedings of the Royal Society B 284: 20171424. DOI: 10.1098/rspb.2017.1424 PDF

Featured in:  Inside ScienceDiscoverMagazineScientific American’s “60 Second Science” podcast, Phys.orgScience Daily.

InsideScience

16. White, T. E., Rojas, B., Mappes, J., Rautiala, P. & Kemp, D. J. 2017. Colour and luminance contrasts predict the human detection of natural stimuli in complex visual environments. Biology Letters 13: 20170375. DOI: 10.1098/rsbl.2017.0375 PDF

2016

15. Rojas, B. 2017. Behavioural, ecological, and evolutionary aspects of diversity in frog colour patterns. Biological Reviews 92:1059-1080. DOI: 10.1111/brv.12269 PDF

2015

14. Stynoski, J. L.‡, Schulte, L. M.‡ & Rojas, B.‡ 2015. Poison frogs. Quick Guide. Current Biology 25:R1026–R1028.(‡ Equal contribution) PDF

13. Rojas, B. 2015. Mind the gap: treefalls as drivers of parental tradeoffs. Ecology & Evolution 5:4028-4036. DOI: 10.1002/ece3.1648 PDF

Featured in: Sciences et Avenir (France)

SciEtAvenir

12. Rojas, B.‡, Gordon, S. P.‡ & Mappes, J. 2015. Frequency-dependent flight activity in the colour polymorphic wood tiger moth. Current Zoology 61:765-772. Special issue on ‘Anti-predator coloration and behavior’ (‡ Equal contribution) PDF

11. Gordon, S. P., Kokko, H., Rojas, B., Nokelainen, O. & Mappes, J. 2015. Colour polymorphism torn apart by opposing positive frequency-dependent selection, yet maintained in space. Journal of Animal Ecology 84:1555-1564. DOI: 10.1111/1365-2656.12416 PDF

Featured in a Special Virtual Issue on Evolutionary Ecology (editor’s choice) in the Journal of Animal Ecology

10. Exnerová, A., Jezová, D., Štys, P., Doktorovová, L., Rojas, B. & Mappes, J. 2015. Different reactions to aposematic prey in 2 geographically distant populations of great tits. Behavioral Ecology 26:1361-1370. DOI: 10.1093/beheco/arv086 PDF

9. Hämäläinen, L., Valkonen, J., Mappes, J. & Rojas, B. 2015. Visual illusions in predator-prey interactions: birds find moving patterned prey harder to catch. Animal Cognition 18:1059-1068. DOI: 10.1007/s10071-015-0874-0 PDF

8. Rojas, B., Valkonen, J. & Nokelainen, O. 2015. Aposematism. Quick Guide. Current Biology 25:R350-R351. PDF

2014

7. Rojas, B., Rautiala, P. & Mappes, J. 2014. Differential detectability of polymorphic warning signals under varying light environments. Behavioural Processes 109(B): 164-172. Special issue on ‘Animal Cognition in the Wild’. PDF

RSBL_10_6_Mockup_cover_RSBL_10_6_cover

6. Rojas, B., Devillechabrolle, J. & Endler, J. A. 2014. Paradox lost: variable colour-pattern geometry is associated with differences in movement in aposematic frogs. Biology Letters 10: 20140193. PDF

Featured in: Phys.org, Science News, Daily Mail (UK), Sydney Morning Herald (Australia), Nature World News, Spektrum (Germany)France Inter.

*Journal cover: A male Dendrobates tinctorius from Nouragues Natural Reserve, French Guiana. Photo: Bibiana Rojas

5. Rojas, B. 2014. Strange parental decisions: fathers of the dyeing poison frog deposit their tadpoles in pools occupied by large cannibals. Behavioral Ecology and Sociobiology 68:551-559. PDF

Featured in: Science Magazine, Science Daily, Phys.org, Springer Select, The Scientist magazine, Der Standard (Austria), Scinexx (Germany).

PhysOrg_Cannib

2013

4. Rojas, B. & Endler, J. A. 2013. Sexual dimorphism and intra-populational colour pattern variation in the aposematic frog Dendrobates tinctorius. Special Issue on the ‘Evolutionary Ecology of Poison Frogs’. Evolutionary Ecology 27:739-753. PDF

Before 2013

3. Ringler, E., Rojas, B., Ringler, M. & Hödl, W. 2012. Characterisation of nine polymorphic microsatellite loci in the dyeing poison frog Dendrobates tinctorius (Dendrobatidae), and their cross-species utility in two other dendrobatoid species. Herpetological Journal 22: 265-267. PDF

2. Endler, J. A. & Rojas, B. 2009. The spatial pattern of natural selection when selection depends on experience. American Naturalist 173: E62-E78. PDF

1. Rojas, B., Amézquita, A. & Delgadillo, A. 2006. Matching and symmetry in the frequency recognition curve of the poison frog Epipedobates trivittatus. Ethology 112: 564-571. PDF

In the pipeline 

Carvajal-Castro JD*, Valkonen J, Serrano-Rojas SJ*, Pašukonis A & Rojas B. Does relaxed predation enable rearing-site flexibility in an aposematic poison frog?

Rojas-Montaño S*, Rueda LA & Rojas B. Losing the blues: habitat alteration impacts the caudal coloration of the Magdalena river minitegú, Tretioscincus bifasciatus (Sauria: Gymnophthalmidae)

Sonnleitner R,  Alanen E, Fouilloux C, Valkonen J  & Rojas B. Genetic factors influence behavioural consistency in juvenile poison frogs.

Ottocento C, Rojas B‡, Burdfield-Steel E, Furlanetto M, Nokelainen O & Mappes J. Differential resource allocation between melanin-based colour morphs in an aposematic moth. ‡Shared first authorship.

Galarza JA, Nokelainen O, Rojas B, Valkonen J, Chunashvili T, Tasane T &  Mappes J. Linking colour polymorphism and population genetic structure in aposematic wood tiger moths from Transcaucasia.

 

Other publications

Preprints

Lawrence JP, Rojas B, Blanchette A, Saporito R, Mappes J, Fouquet A & Noonan BP. Linking predator responses to alkaloid variability in poison frogs. EcoEvoRxiv. September 21. DOI: 10.32942/osf.io/vsdhy

Sonnleitner R,  Alanen E, Fouilloux C, Valkonen J & Rojas B. Genetic factors influence behavioural repeatability in juvenile poison frogs.

Ottocento C, Winters A, Rojas B, Mappes J & Burdfield-Steel E. Not just the sum of its parts: geographic variation and non-additive effects of pyrazines in the chemical defence of an aposematic moth.

Schlippe-Justicia L, Fouilloux C & Rojas B. Poison frog social behaviour under global change: potential impacts and future challenges. Authorea, April 14, 2022; DOI:10.22541/au.164996983.37588068/v1

Fouilloux, C., Serrano-Rojas, S. J.*, Carvajal-Castro, J. D.*, Valkonen, J., Gaucher, P., Fischer, M.-T.,  Pašukonis, A.‡ & Rojas, B.‡ Pool choice in a vertical landscape: tadpole rearing site flexibility in phytotelm-breeding frogs (‡ Equal contribution as senior authors).

Fouilloux, C., Fromhage, L., Valkonen, J .& Rojas, B. Size-dependent tradeoffs in cannibalistic behaviour towards kin. DOI:10.1101/2020.10.26.350132

Fouilloux, C., Garcia, G. & Rojas, B. Visible implant elastomer (VIE) success in early larval stages of a tropical amphibian species. bioRxiv 2020.04.29.057232; DOI:10.1101/2020.04.29.057232

Rönkä, K., Valkonen, J., Nokelainen, O., Rojas, B., Gordon, S., Burdfield-Steel, E. & Mappes, J. 2020. Geographic mosaic of selection by avian predators on hindwing warning colour of a polymorphic aposematic moth.

Carvajal-Castro, J. D.*, López-Aguirre, Y., Ospina, A. M., Santos, J. C., Rojas, B. & Vargas-Salinas, F. 2020. Much more than a clasp:  evolutionary pattern of amplexus diversity in anurans.

Rojas, B. & Pašukonis, A. 2019. From habitat use to social behavior: natural history of a voiceless poison frog, Dendrobates tinctorius. bioRxiv 

Other

6. Hernández-Palma TL, Rueda-Solano LA & Rojas B. 2020. Pleurodema brachyops.Rana de cuatro ojos colombiana. Catálogo de Anfibios y Reptiles de Colombia 6: 27-35.

5. Rojas, B. 2018. Comentario científico: Hacia un estudio integral del papel de los patrones de coloración en las interacciones entre depredadores y presas. Boletín Colombiano de Biología Evolutiva 6: 14-15. PDF

4. Rojas, B. & Burdfield-Steel, E. Predator Defense. 2017. In: J. Vonk & T. K. Shackelford (Eds.). Encyclopaedia of Animal Cognition and Behavior. Springer International Publishing.  DOI: 10.1007/978-3-319-47829-6_708-1 PDF

3. Nokelainen, O., Rojas, B., & Valkonen, J. Camouflage. 2017. In: T. K. Shackelford & V. A. Weekes-Shackelford (Eds.). Encyclopaedia of Evolutionary Psychological Science. Springer International PublishingDOI:10.1007/978-3-319-16999-6_2665-1  PDF

2. Rojas, B., Nokelainen, O., & Valkonen, J. Aposematism. 2017. In: T. K. Shackelford & V. A. Weekes-Shackelford (Eds.). Encyclopaedia of Evolutionary Psychological Science. Springer International Publishing. DOI:10.1007/978-3-319-16999-6_2669-1  PDF

1. Burdfield-Steel, E. & Rojas, B. 2017. Doubling down. BIOSPHERE Magazine 29:29-36. PDF