Applying Behavioral and Physiological Measures to Assess the Relative Impact of the Prolonged COVID-19 Pandemic Closure on Two Mammal Species at the Oregon Zoo: Cheetah (A. jubatus) and Giraffe (G. c. reticulata and G. c. tippelskirchii)Laurel B. Fink, Nadja Wielebnowski, Becca VanBeek et al.|Animals|2021Cited by 19