| Picture object recognition in an American black bear (Ursus americanus) Z Johnson-Ulrich, J Vonk, M Humbyrd, M Crowley, E Wojtkowski, F Yates, ... Animal Cognition 19, 1237-1242, 2016 | 68 | 2016 |
| Proactive behavior, but not inhibitory control, predicts repeated innovation by spotted hyenas tested with a multi-access box L Johnson-Ulrich, Z Johnson-Ulrich, K Holekamp Animal Cognition 21 (3), 379-392, 2018 | 54 | 2018 |
| Ambiguous results when using the ambiguous-cue paradigm to assess learning and cognitive bias in gorillas and a black bear MC McGuire, J Vonk, Z Johnson-Ulrich Behavioral Sciences 7 (3), 51, 2017 | 22 | 2017 |
| Social and nonsocial category discriminations in a chimpanzee (Pan troglodytes) and American black bears (Ursus americanus) J Vonk, Z Johnson-Ulrich Learning & behavior 42, 231-245, 2014 | 20 | 2014 |
| Are the more flexible great-tailed grackles also better at behavioral inhibition? CJ Logan, K McCune, M MacPherson, Z Johnson-Ulrich, C Rowney, ... Animal Behavior Cognition 9 (1), 14-36, 2022 | 18* | 2022 |
| Behavioral flexibility is manipulable and it improves flexibility and innovativeness in a new context C Logan, D Lukas, A Blaisdell, Z Johnson-Ulrich, M MacPherson, B Seitz, ... Peer Community Journal 3, 2023 | 16* | 2023 |
| Spatial representation of magnitude in humans (Homo sapiens), Western lowland gorillas (Gorilla gorilla gorilla), and American black bears (Ursus americanus) Z Johnson-Ulrich, J Vonk Animal Cognition 21, 531-550, 2018 | 12 | 2018 |
| I say thee “neigh”: Rescued equids are optimistic in a judgment bias test MC McGuire, Z Johnson-Ulrich, A Robeson, V Zeigler-Hill, J Vonk Journal of veterinary behavior 25, 85-91, 2018 | 11 | 2018 |
| Bearing fruit: Piloting a novel judgment bias task in an American black bear J Vonk, MC McGuire, Z Johnson‐Ulrich Zoo Biology 40 (2), 89-97, 2021 | 8 | 2021 |
| Natural conditions and adaptive functions of problem-solving in the Carnivora L Johnson-Ulrich, Z Johnson-Ulrich, KE Holekamp Current Opinion in Behavioral Sciences 44, 101111, 2022 | 7 | 2022 |
| Visual acuity in the striped skunk (Mephitis mephitis). Z Johnson-Ulrich, E Hoffmaster, A Robeson, J Vonk Journal of Comparative Psychology 131 (4), 384, 2017 | 5 | 2017 |
| Using repeatability of performance within and across contexts to validate measures of behavioral flexibility K McCune, A Blaisdell, Z Johnson-Ulrich, A Sevchik, D Lukas, ... PeerJ 11, e15773, 2023 | 2* | 2023 |
| If We Build It Comparative Psychologists Will Come. Commentary: A Crisis in Comparative Psychology: Where Have All the Undergraduates Gone? J Vonk, E Hoffmaster, Z Johnson-Ulrich, S Oriani Frontiers in Psychology 6, 172504, 2015 | 2 | 2015 |
| The Evolution of Social Cognition J Vonk, M McGuire, Z Johnson-Ulrich Evolutionary Perspectives on Social Psychology, 81-94, 2015 | 2 | 2015 |
| Bayesian reinforcement learning models reveal how great-tailed grackles improve their behavioral flexibility in serial reversal learning experiments D Lukas, K McCune, A Blaisdell, Z Johnson-Ulrich, M MacPherson, ... EcoEvoRxiv, 2022 | 1 | 2022 |
| Predictors of Behavioral Flexibility and Problem-Solving in Carnivora Z Johnson-Ulrich Oakland University, 2017 | 1 | 2017 |
| Meditation, Cognitive Flexibility, and Emotion Regulation: A Test of Technique A Figel, Z Johnson-Ulrich | | 2023 |
| Canines Z Johnson-Ulrich Encyclopedia of Evolutionary Psychological Science, 874-880, 2021 | | 2021 |
| Reconciliation Z Johnson-Ulrich Encyclopedia of Evolutionary Psychological Science, 6509-6511, 2021 | | 2021 |
| Corvids Z Johnson-Ulrich Encyclopedia of Evolutionary Psychological Science, 1504-1509, 2021 | | 2021 |
