| Relative abundance of Endangered San Joaquin kit foxes (Vulpes macrotis mutica) based on scat–detection dog surveys DA Smith, K Ralls, BL Cypher, HO Clark Jr, PA Kelly, DF Williams, ... The Southwestern Naturalist 51 (2), 210-219, 2006 | 51 | 2006 |
| Otocyon megalotis HO Clark Mammalian species, 1-5, 2005 | 50 | 2005 |
| Interspecific interactions among wild canids: implications for the conservation of endangered San Joaquin kit foxes BL Cypher, HO Clark Jr, PA Kelly, CVH Job, GD Warrick, DF Williams Endangered Species Update 18 (4), 171-174, 2001 | 38 | 2001 |
| Vulpes corsac (Carnivora: Canidae) HO Clark, JD Murdoch, DP Newman, C Sillero-Zubiri Mammalian Species, 1-8, 2009 | 35 | 2009 |
| Vulpes ferrilata (Carnivora: Canidae) HO Clark, DP Newman, JD Murdoch, J Tseng, ZH Wang, RB Harris Mammalian Species, 1-6, 2008 | 34 | 2008 |
| Competitive interactions between endangered kit foxes and nonnative red foxes HO Clark Jr, GD Warrick, BL Cypher, PA Kelly, DF Williams, DE Grubbs Western North American Naturalist, 153-163, 2005 | 31 | 2005 |
| Athlete-centred sport: A discussion paper H Clarke, D Smith, G Thibault Federal/Provincial/Territorial Sport Police Steering Committee, 1-12, 1994 | 20 | 1994 |
| Use of agricultural lands by San Joaquin kit foxes GD Warrick, HO Clark, PA Kelly, DF Williams, BL Cypher Western North American Naturalist 67 (2), 270-277, 2007 | 18 | 2007 |
| Diversity and conservation of amphibians in South and Southeast Asia S Pratihar, HO Clark, S Dutta, MS Khan, BC Patra, KDB Ukuwela, A Das, ... Sauria (Berlin) 36, 9-59, 2014 | 17 | 2014 |
| Endangered San Joaquin kit fox and non-native red fox: interspecific competitive interactions HO Clark Jr California State University, Fresno, 2001 | 14 | 2001 |
| Athlete-centered sport H Clarke, D Smith, G Thibault Sport Policy Steering Committee, 1994 | 14 | 1994 |
| Reptiles and amphibians as Loggerhead Shrike prey HO Clark Jr Sonoran Herpetologist 24 (3), 20-21, 2011 | 11 | 2011 |
| Urban carnivores: Ecology, conflict, and conservation HO Clark Western North American Naturalist 70 (4), 577-578, 2011 | 10 | 2011 |
| Responses of San Joaquin kit foxes to an oil-gas well fire HO Clark California Fish and Game 89 (2), 102-105, 2003 | 8 | 2003 |
| Use of a hair-sampling tube to detect the San Joaquin Kit Fox BL Cypher, PA Kelly, DF Williams, SD Clifton Transactions of the Western Section of the Wildlife Society 38, 29-30, 2002 | 8 | 2002 |
| Ectoparasites found on salt marsh harvest mice in the northern salt marshes of Grizzly Bay, California HO Clark, HS Shellhammer, SD Gaimari California Fish and Game 92 (1), 52, 2006 | 7 | 2006 |
| Mesocarnivore Surveys on Lawrence Livermore National Laboratory Site 300 HO Clark, DA Smith, BL Cypher, PA Kelly California State University, Stanislaus, Endangered Species Recovery Program …, 2002 | 7 | 2002 |
| Environmental impact assessment and habitat conservation plans CJ Randel, HO Clark Jr, DP Newman, TB Dixon The Wildlife Techniques Manual, 307-318, 2012 | 6 | 2012 |
| Observations of antagonistic and nonantagonistic interactions between the San Joaquin kit fox (Vulpes macrotis mutica) and the American badger (Taxidea taxus) HO Clark, RM Powers, KL Uschyk, RK Burton The Southwestern Naturalist 60 (1), 106-110, 2015 | 5 | 2015 |
| Loggerhead shrike predation on the southern alligator lizard, common side-blotched lizard, and western fence lizard HO Clark Jr, RA Shields Sonoran Herpetologist 25 (12), 132-133, 2012 | 5 | 2012 |