Publications

1. Soma, M., Shirai, A., Goto, H., Deguchi, T. and Krishnan, A. (in press). Allometric relationship between bill length and bill-clattering display rhythm in storks (family Ciconiidae). Biological Journal of the Linnean Society.

2. Abhijith, A.V., Agnihotri, S., Bangal, P. and Krishnan, A. (2025). Contrasting morphological and acoustic trait spaces suggest distinct participant benefits in mixed-species bird flocks. Animal Behaviour 123058.

3. Wewhare, N., and Krishnan, A. (2024). Individual-specific associations between warble song notes and body movements in budgerigar courtship displays. Biology Open 13(10):bio060497.

4. Krishnan, A. (2024). The Legacy of R.C.L. Perkins and the Fauna Hawaiiensis. Resonance 29: 305-320.

5. Krishnan, A. (2024). The Life of R.C.L. Perkins, and His Work with the Sandwich Islands Committee. Resonance 29: 297-303.

6. Madabhushi, A.J., Wewhare, N., Binwal, P., Agarwal, V. and Krishnan, A. (2023). Higher-order dialectic variation and syntactic convergence in the complex warble song of budgerigars. Journal of Experimental Biology 226 (20): jeb245678.

7. Madabhushi, A.J., Bhat, A.S. and Krishnan, A. (2023). Allopatric montane wren-babblers exhibit similar song notes but divergent vocal sequences. Behavioral Ecology and Sociobiology 77:109.

8. Krishnan, A. (2023). The global butterfly effect of wing pattern convergence. Proceedings of the National Academy of Sciences, USA 120 (40): e2314443120.

9. Chhaya, V., Reddy, S. and Krishnan, A. (2023). Bill shape imposes biomechanical tradeoffs in cavity-excavating birds. Proceedings of the Royal Society B 290:20222395.

10. Krishnan, A. (2023). Biomechanics illuminates form-function relationships in bird bills. Journal of Experimental Biology 226(Suppl_1): jeb245171.

11. Mohan, R., Chhaya, V. and Krishnan, A. (2022). Seasonality and interspecific temporal partitioning in a semiarid grassland bat assemblage of northwestern India. Journal of Arid Environments 205: 104818. 

12. Bhat, A.S., Sane, V.A., Seshadri, K.S. and Krishnan, A. (2022). Behavioural context shapes vocal sequences in two anuran species with different repertoire sizes. Animal Behaviour 184: 111-129.

13. Krishnan, A. (2021). Scientific Curiosity and the Natural World: the Legacy of Peter Marler's research. Resonance 26: 1613-1627.

14. Krishnan, A. (2021). Lessons learned from the Study of Animal Behaviour: the Life of Peter Marler. Resonance 26: 1607-1612.

15. Chakravarty, R., Mohan, R., Voigt, C.C., Krishnan, A. and Radchuk, V. (2021). Functional diversity of Himalayan bat communities declines at high elevation without the loss of phylogenetic diversity. Scientific Reports 11:22556.

16. Chhaya, V., Lahiri, S., Jagan, M.A., Mohan, R., Pathaw, N.A. and Krishnan, A. (2021). Community Bioacoustics: Studying acoustic community structure for ecological and conservation insights. Frontiers in Ecology and Evolution 9:706445.

17. Lahiri, S., Pathaw, N.A. and Krishnan, A. (2021). Convergent acoustic community structure in South Asian dry and wet grassland birds. Biology Open 10:bio058612.

18. Krishnan, A., Singh, A and Tamma, K. (2020). Visual signal evolution along complementary color axes in four bird lineages. Biology Open 9: bio052316.

19. Chatterjee, P., Mohan, U., Krishnan, A. and Sane, S.P. (2020). Evolutionary constraints on flicker fusion frequency in Lepidoptera. Journal of Comparative Physiology A 206: 671-681.

20. Chitnis, S.S., Rajan, S., and Krishnan, A. (2020). Sympatric wren-warblers partition acoustic signal space and song perch height. Behavioral Ecology 31(2): 559-567.

21. Krishnan, A. (2019). Acoustic community structure and seasonal turnover in tropical South Asian birds. Behavioral Ecology 30(5): 1364-1374.

22. Lee, W.-J., Falk, B., Chiu, C., Krishnan, A., Arbour, J.H. and Moss, C.F. (2017).  Tongue-driven sonar beam steering by a lingual-echolocating fruit bat. PLoS Biology 15(12): e2003148.

23. Krishnan, A., and Tamma, K. (2016). Divergent Morphological and Acoustic Traits in Sympatric Communities of Asian Barbets. Royal Society Open Science 3:160117.

24. Warnecke, M., Lee, W.-J., Krishnan, A. and Moss, C.F. (2016) Dynamic echo information guides flight in the big brown bat. Frontiers in Behavioral Neuroscience 10: 81.

25. Danilovich, S., Krishnan, A., Lee, W.-J., Borrisov, I., Eitan, O., Kosa, G., Moss, C.F. and Yovel, Y. (2015) Bats regulate biosonar based on the availability of visual information. Current Biology 25, R1124-R1125.

26. Krishnan, A., and Sane, S.P. (2015). Antennal mechanosensors and their evolutionary antecedents. Advances in Insect Physiology 49, 59-99.

27. Krishnan, A., and Sane, S.P. (2014). Visual feedback influences antennal positioning in flying hawk moths. Journal of Experimental Biology 217, 908-917. 

28. Krishnan, A., Prabhakar, S., Sudarsan, S., and Sane, S.P. (2012). The neural mechanisms of antennal positioning in flying moths. Journal of Experimental Biology 215, 3096-3105. 

29. Mukherjee, S., Krishnan, A., Tamma, K., Home, C., Navya, R., Joseph, S., Das, A., and Ramakrishnan, U. (2010). Ecology Driving Genetic Variation: A Comparative Phylogeography of Jungle Cat (Felis chaus) and Leopard Cat (Prionailurus bengalensis) in India. PLoS ONE 5(10): e13724.

Preprints

1. Mandyam Dhati, A., Wewhare, N., Devasthale, N.S., Sundar, S., Parulekar, N., and Krishnan, A. (2025). Vocal sequences of diverse parrots suggest an important role for note repetition. bioRXiv https://doi.org/10.1101/2025.10.24.684295

2. Chhaya, V., Reddy, S. and Krishnan, A. (2022). Climate influences bill shape diversification in cavity-excavating birds. bioRXiv https://doi.org/10.1101/2022.09.20.508664

3. Tamma, K., Krishnan, A. and Reddy, S. (2021). Patterns of morphological diversification in the Ramphastoidea reveal the dramatic divergence of toucans from a conserved morphotype. bioRXiv https://doi.org/10.1101/2021.07.29.454288.

4. Krishnan, A. (2019). Simultaneously vocalizing Asian barbets adopt different frequencies without coordinating temporal rhythms. bioRXiv https://doi.org/10.1101/754580.