| 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 | 49 | 2006 |
| Otocyon megalotis HO Clark Mammalian species, 1-5, 2005 | 46 | 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 | 37 | 2001 |
| Vulpes ferrilata (Carnivora: Canidae) HO Clark, DP Newman, JD Murdoch, J Tseng, ZH Wang, RB Harris Mammalian Species, 1-6, 2008 | 33 | 2008 |
| Vulpes corsac (Carnivora: Canidae) HO Clark, JD Murdoch, DP Newman, C Sillero-Zubiri Mammalian Species, 1-8, 2009 | 30 | 2009 |
| 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 | 30 | 2005 |
| Athlete-centred sport: A discussion paper H Clarke, D Smith, G Thibault Federal/Provincial/Territorial Sport Police Steering Committee, 1-12, 1994 | 19 | 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 | 17 | 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 | 14 | 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 | 10 | 2011 |
| Urban carnivores: Ecology, conflict, and conservation HO Clark Western North American Naturalist 70 (4), 577-578, 2011 | 9 | 2011 |
| 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 |
| Responses of San Joaquin kit foxes to an oil-gas well fire HO Clark California Fish and Game 89 (2), 102-105, 2003 | 7 | 2003 |
| 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 |
| 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 |
| Loggerhead Shrike (Lanius ludovicianus) predation on a Pacific Gopher Snake (Pituophis catenifer catenifer) HO Clark Jr Sonoran Herpetologist 24 (11), 117-118, 2011 | 5 | 2011 |
