| Fitness benefits and emergent division of labour at the onset of group living Y Ulrich, J Saragosti, CK Tokita, CE Tarnita, DJC Kronauer Nature 560 (7720), 635-638, 2018 | 143 | 2018 |
| Host modulation of parasite competition in multiple infections Y Ulrich, P Schmid-Hempel Proceedings of the Royal Society B: Biological Sciences 279 (1740), 2982-2989, 2012 | 74 | 2012 |
| Extreme heterochiasmy and nascent sex chromosomes in European tree frogs L Berset-Brändli, J Jaquiéry, T Broquet, Y Ulrich, N Perrin Proceedings of the Royal Society B: Biological Sciences 275 (1642), 1577-1585, 2008 | 74 | 2008 |
| Ant larvae regulate worker foraging behavior and ovarian activity in a dose-dependent manner Y Ulrich, D Burns, R Libbrecht, DJC Kronauer Behavioral ecology and sociobiology 70 (7), 1011-1018, 2016 | 66 | 2016 |
| Flexible social organization and high incidence of drifting in the sweat bee, Halictus scabiosae Y Ulrich, N Perrin, M Chapuisat Molecular Ecology 18 (8), 1791-1800, 2009 | 66 | 2009 |
| Response thresholds alone cannot explain empirical patterns of division of labor in social insects Y Ulrich, M Kawakatsu, CK Tokita, J Saragosti, V Chandra, CE Tarnita, ... PLoS Biology 19 (6), e3001269, 2021 | 59* | 2021 |
| Strain filtering and transmission of a mixed infection in a social insect Y Ulrich, BM Sadd, P Schmid‐Hempel Journal of Evolutionary Biology 24 (2), 354-362, 2011 | 52 | 2011 |
| An oxytocin/vasopressin-related neuropeptide modulates social foraging behavior in the clonal raider ant I Fetter-Pruneda, T Hart, Y Ulrich, A Gal, PR Oxley, L Olivos-Cisneros, ... PLoS Biology 19 (6), e3001305, 2021 | 38 | 2021 |
| Behavioural defences against parasites across host social structures S Stockmeier, Y Ulrich, GF Albery, S Cremer, PC Lopes Functional Ecology, 2023 | 25 | 2023 |
| Immune challenges increase network centrality in a queenless ant G Alciatore, LV Ugelvig, E Frank, J Bidaux, A Gal, T Schmitt, ... Proceedings of the Royal Society B 288 (1958), 20211456, 2021 | 24 | 2021 |
| Behavioural individuality determines infection risk in clonal ant colonies Z Li, B Bhat, ET Frank, T Oliveira-Honorato, F Azuma, V Bachmann, ... Nature communications 14 (1), 5233, 2023 | 15 | 2023 |
| The distribution of parasite strains among hosts affects disease spread in a social insect Y Ulrich, P Schmid-Hempel Infection, Genetics and Evolution 32, 348-353, 2015 | 13 | 2015 |
| Intergenerational genotypic interactions drive collective behavioural cycles in a social insect SL Jud, D Knebel, Y Ulrich Proceedings of the Royal Society B 289 (1986), 20221273, 2022 | 11 | 2022 |
| Division of labour in colony defence in a clonal ant Z Li, Q Wang, D Knebel, D Veit, Y Ulrich Philosophical Transactions B 380 (1922), 20230270, 2025 | 2* | 2025 |
| A complete absence of indirect genetic effects on brain gene expression in a highly social context T Kay, G Alciatore, C La Mendola, M Reuter, Y Ulrich, L Keller Molecular ecology 31 (21), 5602-5607, 2022 | 2 | 2022 |
| Offspring chemical control of adult reproductive transitions in a social insect B Piqueret, J Weissflog, S Tretter, T Zetzsche, D Veit, S Bartram, ... bioRxiv, 2025.10. 11.680753, 2025 | 1 | 2025 |
| Independent evolution of geraniol-8-hydroxylase activity involved in iridoid formation in the Argentine ant (Linepithema humile) M Datta, K Luck, S Wu, F Chen, YE Ulrich, SE O'Connor, TG Köllner Insect Biochemistry and Molecular Biology 186, 104441, 2026 | | 2026 |
| Nematode infections induce distinct chemical signatures and provoke aggression in ants BA Bhat, NJ Jiang, R Halitschke, Y Ulrich bioRxiv, 2025.11. 05.686619, 2025 | | 2025 |
| Experimental infections with a honeybee virus induce fitness costs in ant colonies LK Lo, A Baruah, RJ Paxton, Y Ulrich bioRxiv, 2025.10. 22.683975, 2025 | | 2025 |
| A Controlled Test of Risk-Dependent Immune Investment in a Clonal Ant Z Li, TH Ng, J Keller, F Masson, G Grabenweger, B Lemaitre, ... bioRxiv, 2025.09. 27.678936, 2025 | | 2025 |