| Development of furnished cages for laying hens MC Appleby, AW Walker, CJ Nicol, AC Lindberg, R Freire, BO Hughes, ... British poultry science 43 (4), 489-500, 2002 | 239 | 2002 |
| The magnetic compass of domestic chickens, Gallus gallus W Wiltschko, R Freire, U Munro, T Ritz, L Rogers, P Thalau, R Wiltschko Journal of Experimental Biology 210 (13), 2300-2310, 2007 | 127 | 2007 |
| Behaviour and welfare of individual laying hens in a non-cage system R Freire, LJ Wilkins, F Short, CJ Nicol British poultry science 44 (1), 22-29, 2003 | 127 | 2003 |
| Laboratory birds: refinements in husbandry and procedures P Hawkins, DB Morton, D Cameron, I Cuthill, R Francis, R Freire, A Gosler, ... Laboratory Animals 35 (Suppl 1), 1-163, 2001 | 104 | 2001 |
| Chickens orient using a magnetic compass R Freire, UH Munro, LJ Rogers, R Wiltschko, W Wiltschko Current Biology 15 (16), R620-R621, 2005 | 88 | 2005 |
| Factors affecting ranging behaviour in commercial free-range hens IC Pettersson, R Freire, CJ Nicol World's Poultry Science Journal 72 (1), 137-150, 2016 | 87 | 2016 |
| Endotoxin stress responses in chickens from different genetic lines. 1. Sickness, behavioral, and physical responses HW Cheng, R Freire, EA Pajor Poultry science 83 (5), 707-715, 2004 | 83 | 2004 |
| Assessment of pre-laying motivation in the domestic hen using social interaction R FREIRE, MC APPLEBY, BO HUGHES Animal Behaviour 54 (2), 313-319, 1997 | 74 | 1997 |
| Pre-and post-hatching effects of corticosterone treatment on behavior of the domestic chick R Freire, S van Dort, LJ Rogers Hormones and behavior 49 (2), 157-165, 2006 | 61 | 2006 |
| Effects of different forms of exercise on post inhibitory rebound and unwanted behaviour in stabled horses R Freire, P Buckley, JJ Cooper Equine Veterinary Journal 41 (5), 487-492, 2009 | 60 | 2009 |
| Effects of nest quality and other cues for exploration on pre-laying behaviour R Freire, MC Appleby, BO Hughes Applied Animal Behaviour Science 48 (1-2), 37-46, 1996 | 57 | 1996 |
| A bibliometric analysis of past and emergent trends in animal welfare science R Freire, CJ Nicol Animal Welfare 28 (4), 465-485, 2019 | 50 | 2019 |
| Development of spatial memory in occlusion-experienced domestic chicks R Freire, HW Cheng, CJ Nicol Animal Behaviour 67 (1), 141-150, 2004 | 48 | 2004 |
| Lateralized response of chicks to magnetic cues LJ Rogers, U Munro, R Freire, R Wiltschko, W Wiltschko Behavioural brain research 186 (1), 66-71, 2008 | 47 | 2008 |
| The influence of workplace learning on attitudes toward animal welfare in veterinary students S Pollard-Williams, RE Doyle, R Freire Journal of Veterinary Medical Education 41 (3), 253-257, 2014 | 42 | 2014 |
| Effects of social interactions on pre-laying behaviour in hens R Freire, MC Appleby, BO Hughes Applied Animal Behaviour Science 56 (1), 47-57, 1998 | 42 | 1998 |
| Prevention of stereotypic wire-gnawing in laboratory mice: Effects on behaviour and implications for stereotypy as a coping response H Würbel, R Freire, CJ Nicol Behavioural Processes 42 (1), 61-72, 1998 | 42 | 1998 |
| Minor beak trimming in chickens leads to loss of mechanoreception and magnetoreception R Freire, MA Eastwood, M Joyce Journal of Animal Science 89 (4), 1201-1206, 2011 | 41 | 2011 |
| The welfare of laying hens in conventional cages and alternative systems: first steps towards a quantitative comparison R Freire, A Cowling Animal Welfare 22 (1), 57-65, 2013 | 39 | 2013 |
| Career preferences and opinions on animal welfare and ethics: a survey of veterinary students in Australia and New Zealand AR Cornish, GL Caspar, T Collins, C Degeling, A Fawcett, AD Fisher, ... Journal of veterinary medical education 43 (3), 310-320, 2016 | 38 | 2016 |
