Zoo visitor knowledge and attitudes toward gorillas and chimpanzees. KE Lukas, SR Ross Journal of Environmental Education 36 (4), 2005 | 172 | 2005 |
Space use as an indicator of enclosure appropriateness: A novel measure of captive animal welfare SR Ross, SJ Schapiro, J Hau, KE Lukas Applied Animal Behaviour Science 121 (1), 42-50, 2009 | 163 | 2009 |
Determinants of adult age differences on synthetic work performance. TA Salthouse, DZ Hambrick, KE Lukas, TC Dell Journal of Experimental Psychology: Applied 2 (4), 305, 1996 | 114 | 1996 |
Inappropriate use and portrayal of chimpanzees SR Ross, KE Lukas, EV Lonsdorf, TS Stoinski, B Hare, R Shumaker, ... Science 319 (5869), 1487-1487, 2008 | 108 | 2008 |
A review of nutritional and motivational factors contributing to the performance of regurgitation and reingestion in captive lowland gorillas (Gorilla gorilla gorilla) KE Lukas Applied animal behaviour science 63 (3), 237-249, 1999 | 102 | 1999 |
Gorilla Behavior Index revisited: Age, housing and behavior CW Kuhar, TS Stoinski, KE Lukas, TL Maple Applied Animal Behaviour Science 96 (3-4), 315-326, 2006 | 91 | 2006 |
Comparative assessment of handedness for a coordinated bimanual task in chimpanzees (Pan troglodytes), gorillas (Gorilla gorilla) and orangutans (Pongo pygmaeus). WD Hopkins, TS Stoinski, KE Lukas, SR Ross, MJ Wesley Journal of Comparative Psychology 117 (3), 302, 2003 | 88 | 2003 |
Use of space in a non-naturalistic environment by chimpanzees (Pan troglodytes) and lowland gorillas (Gorilla gorilla gorilla) SR Ross, KE Lukas Applied Animal Behaviour Science 96 (1-2), 143-152, 2006 | 86 | 2006 |
Factors influencing the formation and maintenance of all‐male gorilla groups in captivity TS Stoinski, KE Lukas, CW Kuhar, TL Maple Zoo Biology: Published in affiliation with the American Zoo and Aquarium …, 2004 | 85 | 2004 |
Urinary androgen and corticoid levels in captive, male Western lowland gorillas (Gorilla g. gorilla): Age‐ and social group‐related differences TS Stoinski, N Czekala, KE Lukas, TL Maple American Journal of Primatology: Official Journal of the American Society of …, 2002 | 81 | 2002 |
A survey of research in North American zoos and aquariums TS Stoinski, KE Lukas, TL Maple Zoo Biology: Published in affiliation with the American Zoo and Aquarium …, 1998 | 72 | 1998 |
Gorilla behavior in response to systematic alternation between zoo enclosures KE Lukas, MP Hoff, TL Maple Applied Animal Behaviour Science 81 (4), 367-386, 2003 | 68 | 2003 |
Program animal welfare: Using behavioral and physiological measures to assess the well-being of animals used for education programs in zoos BA Baird, CW Kuhar, KE Lukas, LA Amendolagine, GA Fuller, J Nemet, ... Applied Animal Behaviour Science 176, 150-162, 2016 | 62 | 2016 |
Social dynamics of captive western lowland gorillas living in all-male groups TS Stoinski, CW Kuhar, KE Lukas, TL Maple Behaviour 141 (2), 169-195, 2004 | 60 | 2004 |
A preliminary behavioral comparison of two captive all‐male gorilla groups TS Stoinski, MP Hoff, KE Lukas, TL Maple Zoo Biology: Published in affiliation with the American Zoo and Aquarium …, 2001 | 57 | 2001 |
Transfer and Acclimatization Effects on the Behavior of Two Species of African Great Ape (Pan troglodytes and Gorilla gorilla gorilla) Moved to a Novel and … SR Ross, KE Wagner, SJ Schapiro, J Hau, KE Lukas International Journal of Primatology 32, 99-117, 2011 | 54 | 2011 |
Zoo visitor behavior at an African ape exhibit SR Ross, KE Lukas Visitor Studies Today 8 (1), 4-12, 2005 | 51 | 2005 |
A work‐for‐food enrichment program increases exploration and decreases stereotypies in four species of bears JD Wagman, KE Lukas, PM Dennis, MA Willis, J Carroscia, ... Zoo biology 37 (1), 3-15, 2018 | 47 | 2018 |
Longitudinal study of delayed reproductive success in a pair of white‐cheeked gibbons (Hylobates leucogenys) KE Lukas, RT Barkauskas, SA Maher, BA Jacobs, JE Bauman, ... Zoo Biology: Published in affiliation with the American Zoo and Aquarium …, 2002 | 41 | 2002 |
Naturalistic exhibits may be more effective than traditional exhibits at improving zoo-visitor attitudes toward African apes KE Lukas, SR Ross Anthrozoös 27 (3), 435-455, 2014 | 40 | 2014 |