| Discovery of species-wide tool use in the Hawaiian crow C Rutz, BC Klump, L Komarczyk, R Leighton, J Kramer, S Wischnewski, ... Nature 537 (7620), 403-407, 2016 | 139 | 2016 |
| Tool bending in New Caledonian crows C Rutz, S Sugasawa, JEM Van der Wal, BC Klump, JJH St Clair Royal Society open science 3 (8), 160439, 2016 | 81 | 2016 |
| Hook innovation boosts foraging efficiency in tool-using crows JJH St Clair, BC Klump, S Sugasawa, CG Higgott, N Colegrave, C Rutz Nature Ecology & Evolution 2 (3), 441-444, 2018 | 67 | 2018 |
| Strong between‐site variation in New Caledonian crows’ use of hook‐tool‐making materials JJH St Clair, BC Klump, JEM Wal, S Sugasawa, C Rutz Biological Journal of the Linnean Society, 2016 | 52 | 2016 |
| Causes and consequences of tool shape variation in New Caledonian crows S Sugasawa, BC Klump, JJH St Clair, C Rutz Current Biology 27 (24), 3885-3890. e4, 2017 | 48 | 2017 |
| Hook tool manufacture in New Caledonian crows: behavioural variation and the influence of raw materials BC Klump, S Sugasawa, JJH St Clair, C Rutz BMC biology 13, 1-15, 2015 | 42 | 2015 |
| Seasonal contrasts in individual consistency of oriental honey buzzards' migration S Sugasawa, H Higuchi Biology Letters 15 (6), 20190131, 2019 | 20 | 2019 |
| Object manipulation without hands S Sugasawa, B Webb, SD Healy Proceedings of the Royal Society B: Biological Sciences 288, 20203184, 2021 | 11 | 2021 |
| Beak shape and nest material use in birds C Sheard, SE Street, C Evans, KN Lala, SD Healy, S Sugasawa Philosophical Transactions of the Royal Society B 378 (1884), 20220147, 2023 | 9 | 2023 |
| A non-destructive approach to collect nest material data using photographs S Sugasawa, SC Edwards, R Stanforth, E Bruton, M Hansell, M Reilly, ... Ibis 163 (4), 1457-1462, 2021 | 8 | 2021 |
| The significance of building behavior in the evolution of animal architecture S Sugasawa, DJ Pritchard Ecological Research 37 (3), 316-324, 2022 | 6 | 2022 |
| Manipulative and technological skills do not require a slow life history AJ Breen, S Sugasawa, SD Healy Frontiers in Ecology and Evolution 9, 635802, 2021 | 5 | 2021 |
| The effect of weather conditions on the migration route of grey-faced buzzards breeding in Japan S Sugasawa, N Yamaguchi, H Higuchi InBOU Proceedings—The Ecology & Conservation of Migratory Birds, 2011 | 5 | 2011 |
| Opportunities and risks of publishing academic talks online JEM van der Wal, CN Spottiswoode, S Sugasawa Nature Ecology & Evolution, https://doi.org/10.1038/s41559-022-01755, 2022 | 2 | 2022 |
| Space, the original frontier SD Healy, S Sugasawa, MC Tello-Ramos, DJ Pritchard Current Opinion in Behavioral Sciences 44, 101106, 2022 | 2 | 2022 |
| Tools, behavior, and materials: What should we learn from animal nest construction? MC Tello-Ramos, S Sugasawa, M Dibia, H King Biomimicry for materials, design and habitats, 183-214, 2022 | 2 | 2022 |
| Anthropogenic nest material use correlates with human landscape modifications in a global sample of birds C Sheard, L Stott, SE Street, SD Healy, S Sugasawa, KN Lala bioRxiv, 2023.06. 16.545374, 2023 | 1 | 2023 |
| Anthropogenic nest material use in a global sample of birds C Sheard, L Stott, SE Street, SD Healy, S Sugasawa, KN Lala Journal of Animal Ecology, 2024 | | 2024 |
| Manufacture, morphology and use of hook tools in New Caledonian crows S Sugasawa University of St Andrews, 2016 | | 2016 |
James St ClairMax Planck Institute for Evolutionary AnthropologyVerified email at zoo.ox.ac.uk
