| What is speciesism? O Horta Journal of agricultural and environmental ethics 23, 243-266, 2010 | 327 | 2010 |
| Debunking the idyllic view of natural processes: Population dynamics and suffering in the wild O Horta Télos 17 (1), 2010 | 174 | 2010 |
| The scope of the argument from species overlap O Horta Journal of Applied Philosophy 31 (2), 142-154, 2014 | 108 | 2014 |
| The ethics of the ecology of fear against the nonspeciesist paradigm: A shift in the aims of intervention in nature O Horta Between the Species 13 (10), 10, 2010 | 84 | 2010 |
| Un paso adelante en defensa de los animales O Horta Plaza y Valdés editores, 2017 | 83 | 2017 |
| Zoopolis, interventions and the State of Nature O Horta Law, Ethics and Philosophy, 113-125, 2013 | 83 | 2013 |
| Animal suffering in nature: The case for intervention O Horta Environmental Ethics 39 (3), 261-279, 2017 | 73 | 2017 |
| El cuestionamiento del antropocentrismo: distintos enfoques normativos O Horta Rev. Bioética & Derecho 16, 36, 2009 | 68 | 2009 |
| The problem of evil in nature: Evolutionary bases of the prevalence of disvalue O Horta Relations. Beyond Anthropocentrism 3 (1), 17-32, 2015 | 56 | 2015 |
| Tomándonos en serio la consideración moral de los animales: más allá del especismo y el ecologismo O Horta Animales no humanos entre animales humanos, 191-226, 2012 | 45 | 2012 |
| Defining speciesism O Horta, F Albersmeier Philosophy Compass 15 (11), 1-9, 2020 | 35 | 2020 |
| Términos básicos para el análisis del especismo Ó Horta internet: http://www. igualdadanimal. org/articulos/oscar-horta/terminos …, 2008 | 35 | 2008 |
| Discrimination against vegans O Horta Res Publica 24 (3), 359-373, 2018 | 34 | 2018 |
| Discrimination in terms of moral exclusion O Horta Theoria 76 (4), 314-332, 2010 | 34 | 2010 |
| Why the concept of moral status should be abandoned O Horta Ethical theory and moral practice 20, 899-910, 2017 | 32 | 2017 |
| Welfare biology C Faria, O Horta The Routledge handbook of animal ethics, 455-466, 2019 | 29 | 2019 |
| Concern for wild animal suffering and environmental ethics: what are the limits of the disagreement? O Horta Les ateliers de l'éthique 13 (1), 85-100, 2018 | 26 | 2018 |
| Un desafío para la bioética. La cuestión del especismo. Ó Horta Univ Santiago de Compostela, 2007 | 26 | 2007 |
| Expanding global justice: The case for the international protection of animals O Horta Global policy 4 (4), 371-380, 2013 | 25 | 2013 |
| La argumentación de Singer en Liberación animal: concepciones normativas, interés en vivir y agregacionismo O Horta Diánoia 56 (67), 65-85, 2011 | 25 | 2011 |
