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Animal Sciences Commons

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Grand Valley State University

Student Scholars Day Posters

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Full-Text Articles in Animal Sciences

Miss Independent: Social Group Composition Influences Spatial Patterns In A Female Lion, Andrew Mayfield, Abigail Smith Apr 2020

Miss Independent: Social Group Composition Influences Spatial Patterns In A Female Lion, Andrew Mayfield, Abigail Smith

Student Scholars Day Posters

The introduction of a new animal to a social group can cause individual zoo animals to alter their behavior. In 2019, a male lion was successfully introduced to an adult female at John Ball Zoo, after previously being exhibited with her sister in 2018. A second, older male continued to be exhibited alone, alternating with the pair in the same enclosure. Our study objective was to compare differences in behavior between 2018 and 2019 for the female (“experimental” animal whose social group changed) and the solitary male (“control” animal whose social group did not change). We used Zoomonitor to record …


Thing 1 And Thing 2 Are In A New Zoo: Changes In Behavior Of Amur Tigers Following Introduction To John Ball Zoo, Caitlin Gerke, Faith Hensley Apr 2020

Thing 1 And Thing 2 Are In A New Zoo: Changes In Behavior Of Amur Tigers Following Introduction To John Ball Zoo, Caitlin Gerke, Faith Hensley

Student Scholars Day Posters

Animals alter their behavior in response to changes in their environment such as alterations to their enclosure, social group, or husbandry routine. In 2018, two related, young adult Amur tigers (Panthera tigris altaica) were transferred to the John Ball Zoo (JBZ). The male siblings were given access to a spacious, wooded outdoor enclosure (area = 920 m²). We used Zoomonitor in 2018 and 2019 to conduct focal-animal sampling of the two males. We recorded state behaviors in 30 sec intervals of scan sampling, and all occurrences of event behaviors, both during 30 min sampling sessions. Our study objective …