Vol 2, Issue 3, August 2015

• Cover Page
• Inside Pages
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• Putting the 'E' in SPIDER: Evolving Trends in the Evaluation of Environmental Enrichment Efficacy in Zoological Settings
  Christina Alligood and Katherine Leighty
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• The Four Cs of Psychological Wellbeing: Lessons from Three Decades of Computer-based Environmental Enrichment
  David A. Washburn
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• Impact of Different Forms of Environmental Enrichmenton Foraging and Activity Levels in Gorillas (Gorilla gorilla gorilla)
  Impact of Different Forms of Environmental Enrichmenton Foraging and Activity Levels in Gorillas (Gorilla gorilla gorilla)Kristie Charmoy, Tim Sullivan, and Lance J. Miller
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• Sex, Age, and Individual Differences in Bottlenose Dolphins (Tursiops truncatus) in Response to Environmental Enrichment
  Holli C. Eskelinen, Kelley A. Winship and Jill L. Borger-Turner
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• Human-Animal Relationships: The Use of Species-Typical Food Calls and Chimpanzee (Pan troglodytes) Names: Welfare-Oriented Tools to Manage Sanctuary Chimpanzees
  Leilani Case, Akie Yanagi, Erin Loeser, and Amy Fultz
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• Young Belugas Diversify Adult Beluga (Delphinapterus leucas) Behavior
  Heather Hill, Sara Guarino, Shirlee Crandall, Emily Lenhart, and Sarah Dietrich
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• Utilizing Scents as Environmental Enrichment: Preference Assessment and Application with Rothschild Giraffe
  Caitlin Fay and Lance J. Miller
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